Q: If 30 minutes of total counting time are available, calculate the t, and tp which will minimize (Osr...
A: Given, Total counting time = X = 30 min rb = 30 cpm , rt = 100 cpm We know, R = X / t t = X /...
Q: A ½ kg mass is attached to a spring. The spring has a spring constant of 200 N/m. The mass is pulled...
A:
Q: 1. You attach a force scale to a toboggan resting in the snow. a) What is the minimum value of ...
A: a) The static friction is self adjusting force. Its maximum value is when the body just starts to mo...
Q: In the selection of the ram of a pile driver, it is desired that the ram lose all of its kinetic ene...
A:
Q: A pogo stick has a spring with a spring constant of 2.5×104N/m,, which can be compressed 12.0 cm. To...
A: Given that:- Combined mass of child and stick=40kg
Q: A square, single-turn wire loop l = 1.00 cm on a side is placed inside a solenoid that has a circula...
A:
Q: A glass container weighing 4 N has of water and a 1 N block of styrofoam (100 kg/m3) that is held ...
A: Given:Weight of glass container with water, Wc = 4 N Weight of block, Wb = 1 Ndensity of styrofoam, ...
Q: A charge of 1.00 µC is 12.5 cm above the center of a square that has side length of 25.0 cm. Which o...
A:
Q: man shines a flashlight from a boat into the water, illuminating a rock as in the figure below. What...
A:
Q: Two elevators in adjacent shafts approach each other, one from the top and the other from the bottom...
A:
Q: Diodes are frequently used as temperature sensors. An experiment is set up in the lab and 20% of the...
A: diode conduction formula is I=I0eqVkT-1
Q: A stone is dropped from a balloon while ascending at a constant rate of 9.99 m/s and the stone reach...
A: Speed is the time rate at which an object is moving along a path, while velocity is the rate and dir...
Q: A car is traveling at 26.0 m/s when the driver suddenly applies the brakes, causing the car to slow ...
A:
Q: Several identical cells are used to connect up circuits. Each cell has e.m.f. 1.5 V. Determine the t...
A:
Q: A 10.0-kg bob is attached to a rod whose length is 10.0 m. The right end of the rod is lixed, and th...
A:
Q: 4. A ½ kg mass is pushed at 6 m/s from position A below. It slides down a frictionless surface past ...
A: Given that:- Mass of object=m=0.5kg
Q: Tycho Brahe’s observations of the stars and planets were accurate to about 1 arc minute. To what di...
A: Given Tycho Brahe’s observations of the stars and planets were accurate to about 1 arc minute We hav...
Q: Q17. A 70-kg hockey player skating east on an ice rink is hit by a 0.1-kg puck moving west. The puck...
A: Since it's not stated in the problem that the player is accelerating to the east, then the Net force...
Q: (decreases, increases, 2. The coefficient of sliding friction nCTease remains the same) with an incr...
A: To check whether the coefficient of sliding friciton decreases, increases or remains the same with a...
Q: When you push a 1.80-kg book on a tabletop, it takes 2.25 N to start the book sliding. Once it is sl...
A:
Q: A 4.4-C point charge is placed in an external uniform electric field of 1.4 x 104 N/C. At what dista...
A:
Q: The velocity of a particle is defined by v = 7t^2 + 4t + 2 where v is in m/min and t in minutes. How...
A:
Q: 2. 8.00 L of a gas is collected at 60.0°C. What will be its volume upon cooling to 30.0°C?
A:
Q: A beam of light in air is incident on the surface of a rectangular block of clear plastic (n = 1.49)...
A: Given: The refractive index of the material is 1.49. The speed of the light inside the air is 3x108 ...
Q: A driver finds that her car will descend the slope 01 = 3.0° at a certain constant speed with no bra...
A: Given information: The inclination at which the car moves with constant velocity (θ) = 3.00 We know ...
Q: Three charges, lie along the x axis as shown: q1 = 6 µC, q2 = -2 µC. Determine the magnitude and dir...
A:
Q: Two forces, F1 and F2, act on the 7.00-kg block shown in the drawing. The magnitudes of the forces a...
A:
Q: (Type only the letter of the correct answer) A Ferris wheel has a diameter of 90 m. It makes one rev...
A:
Q: Part II: Please show ALL work! Questions Aand picture to the right. refer to the following informati...
A: Mass of small sphere m1 = m Mass of big sphere m2 = 2m
Q: 1) Two spheres of the same mass m are attached to each other by a massless rod of length 2a. The sph...
A:
Q: A metal rod has a length of 2 meters and has an initial temperature of 20°C. It is connected to a he...
A: Length of rod = 2m Initial teprature of rod = 20°C Maximum change in length = 0.5% ∆L = 2×0.5100= 0....
Q: 12) A nonuniform electric field is directed along the x-axis at all points in space. This magnitude ...
A: Since electric field is only along the axial direction. Thus the flux linked through the curved surf...
Q: m Q6. A 6.0 kg block is sliding to the east across a horizontal, frictionless surface with a momentu...
A:
Q: 70° 70 Fra Frs Fri 30 30 Fr2 600 N
A:
Q: Four point charges have the same magnitude of 3.4 x 10-12 C and are fixed to the corners of a square...
A:
Q: A 5-kg wooden block sits on top of a fixed incline oriented at an angle 0=30°. The coefficients of f...
A: Given: m =5 kgP =60Nμs=0.60μk=0.30N=42.5 N
Q: 3) m, = 8.5 kg O = 33° m, To keep the mass from accelerating, a spring is attached with spring const...
A:
Q: A pendulum with bob mass 0.442 kg is released from rest and is observed to have attained a speed of ...
A:
Q: Two elevators in adjacent shafts approach each other, one from the top and the other from the bottom...
A:
Q: An elevator weighing 22.200 kN moving downward with constant acceleration travels a distance of 30 m...
A:
Q: A charge +Q is located at the origin, and a charge +4Q is at distance d away on the x-axis. Where sh...
A:
Q: What kind of molecules have been found on extraterrestrial meteors ?
A: Extraterrestrial meteors are space rocks that are composed mostly of silicon, nickel, and iron. They...
Q: S2. A car starts from rest from A and moves along the inclined ramp. It goes over the top of the ram...
A:
Q: Problem 1: Use source transformations to calculate the power associated with 6V voltage source in th...
A:
Q: Q10. A small block of mass 0.07 kg, which is initialy at rest is struck by an impulsive Force (F) of...
A: GIVEN: mass m=0.07 kg initial velocity u =0 time t= 10 ms
Q: How much energy (in J) is required to evaporate 25% of 4g of water currently at 100 °C? The answer (...
A: Energy required = mass x latent heat of evaporation
Q: How much current is flowing in a wire 4.70 m long if the maximum force on it is 0.675 N when placed ...
A:
Q: The figure shows a conical pendulum, in which the bob (the small object at the lower end of the cord...
A:
Q: Three identical point charges with charge q = +3.0 µC are placed at each vertex of an equilateral tr...
A: The resultant can be calculated with with parallelogram law of forces as shown
Q: Two blocks A and B are released from rest on a 30-deg incline when they are 15m apart. The fk under ...
A: Given that:- Separation between two block=15m
Number 2 only thanks
Trending now
This is a popular solution!
Step by step
Solved in 2 steps with 2 images
- 1. Given 14.00 L of a gas at a pressure of 5.10 atm, what will the volume be if I increase the pressure to 10.50 atm while keeping the temperature constant? 2. Given an initial pressure of 500. atm and a temp. of 150C, what will the pressure be if I increase the temp. to 275⁰C, while keeping the volume constant? 3. Given an initial volume of 20.5 L and a temp. of 50.0 ⁰C, what will be the new volume if the temp. increases to 100 ⁰C, while keeping the pressure constant?1. A spray can is used until it is empty except for the propellant gas, which has a pressure of 1344 torr at 23 °C. If the can is thrown into a fire (T= 475 °C), what will be the pressure in the hot can? 2. What is the temperature of an 11.2-L sample of carbon monoxide, CO at 744 torr if it occupies 13.3 L at 55 °C and 744 torr?4. For a certain ideal gas R = 25.8 ft.lb /lb °R and k =1.09 a. What are the values of cp and cv? b. What mass of this gas would occupy a volume of 15 cu ft at 75 psia and 80 °F? C. If 30 Btu are transferred to this gas at constant volume in (b), what are the resulting temperature and pressure?
- 2. A reservoir contains 2.83m3 of carbon monoxide at 6895 kPa and 23. 6 C. An evacuated tank is filled from the reservoir to a pressure of 3497 kPa and a temperature of 12.4 °C, while the pressure in the reservoir decrease to 6205kPa and the temperature is 18.3 °C. What is the volume of the tank? R for CO is 296.92 J/kgm-K4. What is the volume of a balloon if it contains 3.2 moles of helium at a temperature of 20. °C and standard pressure? 5. What volume would a sample of gas have if the pressure is 8.2 atm, the number of gas particles is 2.0 moles, and the temperature is -73 degrees Celsius?3. How many moles of chlorine gas would occupy a volume of 35.5 L at a pressure of 100.0 kPa and a temperature of 100. °C? After determining the number of moles, calculate the number of grams of chlorine (Cl2) contained in this container?
- 2. If the initial pressure of ideal gas at 110 kPa is compressed to 1/2 its original volume and totwice its original temperature, what is the final pressure?3. An air bubble from the bottom of a well where the temperature is 27°C to the surface wherethe temperature is 30 °C. Find the percent increase in volume of the bubble if the depth ofthe well is 5m. Atmospheric pressure is 101 kPa.4. An ideal gas at 45 psig and 80 °F is heated in a closed container to 130 °F. What is the finalpressure?5. If 8 m3 of atmospheric air at 10 °C temperature are compressed to a volume of 2 m3 at100°C, what will be the pressure of air in psi?6. Find the mass of ammonia in the 100 cubic feet tank having a pressure of 70 psi at 120 °F.5. A certain gas initially at 103 kPaa and 58 liters undergoes a change of state to 620 kPaa an 18 liters, during which the enthalpy increased by 16.5 kJ. The specific heat at constant volume is 0.216 kJ/kg-K A. What is the specificheat at constant pressure? c. 0.216 kJ/kg-K d. 0.41393 kJ/kg-K a. 0.31493 kJ/kg-K b. 0.09893 kJ/kg-K B. What is the value of gas constant? c. 0.09893 kJ/kg-K a. 0.216 kJ/kg-K b. 0.41393 kJ/kg-K C. What is the change of internal energy during the process? d. 0.31493 kJ/kg-K a. 11.314 kJ c. 16.5 kJ b. -11.314 kJ d. -16.5 kJ3. A tank of 20.0 liters contains chlorine gas at a temperature of 20.00°C at a pressure of 2.000 atm. The tank is pressurized to a new volume of 1.000 L and a temperature of 150.00°C. Calculate the pressure using the ideal gas, and the van der Waals equation. What type of intermolecular forces of attraction predominates?
- 2. A perfect gas has a value of R = 319.2 J/kg.K and k 1.26. If 120 kJ is added to 2.27 kg of this gas at constant pressure when initial temperature is 32.2 deg Celsius, find T2, AH, AU and W6. A pipe with a valve connects two vessels A and B of different sizes. Vessel A contains 142 L of air at 2767.92 kPa, 93°C. VesselB of unknown volume, contains air at 68.95 kPa, 4°C. The valve is opened and when the properties of the mixed gas has been determined, it is found that pm 1378.96 kPa and t, = 43°C. What is the volume of vessel B?2. Oxygen gas is collected at a pressure of 123 kPa in a container which has a volume of 10.0 L. What temperature must be maintained on 0.500 moles of this gas in order to maintain this pressure? Express the temperature in degrees Celsius.