kinuematic equations how do these equations formulate V= V0 + at S = ½ (V0 + Vf) t

Q: initial velocity of 25.2m/s at an angle of θ0=30.9∘ above horizontal from level ground. After…

A:

Q: Two capacitors give an equivalent capacitance of 9.86 pF when connected in parallel and an…

A: Given data: The equivalent capacitance in parallel C1+C2=9.86 pF The equivalent capacitance in…

Q: How fast (as a percentage of the speed of light) would a star need to be moving so that the…

A:

Q: Suppose a 42 N sled is resting on packed snow. The coefficient of kinetic friction is 0.44. If a…

A: Given data:  Weight of sled (W1) = 42 N Coefficient of kinetic friction (μk) = 0.44 Weight of person…

Q: m y A 1.7060 kg object is pressed into a spring. The spring constant is 355 N/m. The object is…

A: Given data:  Mass (m) = 1.7060 kg Spring constant (k) = 355 N/m Height (h) = 149.0 cm = 1.490 m…

Q: (a) A person opens a 1.30 m wide door by pushing on it with a force of 34.5 N applied at the center…

A: Given value--- length = 1.3 m. Force = 34.5 N. force is acting perpendicular to door length.  We…

Q: why is an echo weaker then the original sound?

A: Step1 - Here we will understand the meaning of the echo. Echo - Echo is the sound that is produced…

Q: Of the following, which wavelength of photon has the most energy? Question 5 options:   400 nm…

A:

Q: A fairground ride spins its occupants inside a flying-saucer-shaped vehicle. If the horizontal…

A: Given data:  Radius (r) = 7.5 m Centripetal acceleration (ac) = 1.6g g = 9.8 m/s2 Required: The…

Q: (a) Use the information above to find the electric potential created by the dipole described above…

A:

Q: lens is being used as a magnifier. It has a magnification of 9×. At what distance (in cm) from the…

A: Given Magnification m = + 9  Positive as it is used as magnifier. Image distance v = - 25 cm

Q: A certain cylindrical wire carries current. We draw a circle of radius r around its central axis in…

A: Given data, Current in vertical direction is=4.7 mA Radius rs2=4.5 mm2

Q: A light rigid rod of length = 1.00 m in length rotates about an axis perpendicular to its length and…

A:

Q: Figure : 20 Ω 202 :50 4Ω 1 of 1 AV Part A What is the current through the 20 resistor in (Figure 1)…

A: Given:-   A circuit with the resistance is given as    Find:-  The current through the 20-ohm…

Q: A magnetic field is used to suspend a wire of mass 5.0×10-2 kg and length 0.12m. The wire is…

A: Given value--- Mass = 5 × 10-2 kg. length = 0.12 m. Current = 13 Amp. We have to find--- magnetic…

Q: A ball of mass m = 0.275 kg swings in a vertical circular path on a string of length L = 0.850 m as…

A:

Q: Safflower oil has a density of 924 kg/m³. What is the mass of 655 mL of safflower oil? Enter the…

A:

Q: An falcon accelerates at 2 m/s^2 from rest for 140 metres. How fast is it going after 140 m? Express…

A:

Q: ball floats in water (density = 1000 kg/m3). The ball has a mass of 710.0 g and a diameter of 35.0…

A: When an object of density comparatively low than water is kept inside water, it merged inside water…

Q: What is the wavelength (in m) of a radio signal with a frequency of 98.3 MHz? Enter the numerical…

A: Here we have to use the relationship between frequency,speed and wavelength to solve this problem

Q: 7. A locomotive (6.4 x 105 kg) is used to pull two railway cars (Figure 11). Railway car 1 (5.0 x…

A:

Q: What happens to the string's vertical displacement when the waves meet? Briefly explain why?

A: When two waves meet at a location, the theory is called superposition theory. According to the…

Q: a nearsighted person, who has a far point of 35.0 cm. Calculate the refractive power (in D) needed…

A:

Q: 17. Two packages are connected by a very light string that goes over an ideal pulley as shown in the…

A: mass of package, mA=3 Kg the angle of inclination of the rough plane, θ=30° coefficient of friction…

Q: (a) What is the speed of sound (in m/s) at 30∘ Celsius? (b) For a frequency of 5 kHz, how large do…

A:

Q: A piston oscillates vertically at frequency f. Find the maximum oscillation amplitude such that a…

A: Given ,               - Frequency of oscillation  = 5.7 Hz

Q: If a cannonball were launched horizontally (launch angle of 0) with a speed of 34m/s from a height…

A: Given value--- cannonball were launched horizontally (launch angle of 0) with a speed of 34m/s from…

Q: Find the initial velocity vector vo of a projectile released with initial speed 125 m/s that reaches…

A: Given initial velocity = u = 125 m/s Maximum height = Hmax = 375 We have to calculate initial…

Q: The set of equations below are the horizontal (x-) and vertical (y-) component forms of Newton's 2nd…

A: Given,The set of equations:Along horizontal:(5 kg ) ax = 50 N cos (30°) + FF on O cos (90°)+ 5…

Q: In X-ray imaging, to achieve a well-defined small area of X-ray beam, the anode of the X-ray tube is…

A: In the following problem:  Angle,θ=15°  Distance between the X-ray source and the patient, d=30 cm…

Q: A battery with emf =5.0 V and internal resistance r=0.5Ω is connected to a 2.0Ω resistor R. A…

A: Given value--- internal resistance = 0.5 Ohm emf of battery = 5 V. external resistance = 2 Ohm. We…

Q: a.Members of the froghopper family of insects (family Cercopoidea) can accelerate from rest to 0.84…

A: You have posted two unrelated question and as per Bartleby Guidelines I am allowed to answer the…

Q: An object is 12.0 cm from a converging lens (focal length = 15.0 cm). Determine the image…

A:

Q: The two charges in the figure below are separated by a distance d = 5.50 cm, and Q = +5.50 nC. d (a)…

A:

Q: Railroad tracks follow a circular curve of radius 500.0 m and are banked at an angle of 5.0°.…

A: Given Mass of the train is m=3000 kg Banking angle is θ=5° Radius of the circular curve is r=500.0 m…

Q: a) b) c) d)

A: Answer : As two energy levels are largely spaced so (1)  is not appropriate answer ,And (3) and (4)…

Q: At constant volume and number of moles, the pressure of an ideal gas __________ as the temperature…

A: Solution -   Gay-Lussac's  law usually refers to Joseph-Louis Gay-Lussac's law of combining volumes…

Q: If a constant, nonzero force is applied to an object, what can you say about the velocity and…

A:

Q: If a centrifuge has an angular acceleration of 33.8 rad/s2 and a radius of 30 meters, what is its…

A:

Q: Hopefully, you discovered a pattern with the observed velocity changes: in a collision, the object…

A: Collision of two body..

Q: square thermal window is constructed of two sheets of flat glass, each 4.00 mm thick, separated by…

A:

Q: (instantaneous) velocity at t = a is the rate of change of fat a. A ball is thrown straight up with…

A:

Q: 12. Express in cartesian components: (a) the vector G'extending from the origin to the mid- point of…

A:

Q: Part 1: Dependence of the centripetal force (F) on the speed of rotation (v) at a constant radius…

A: Given : A mass, m rotating with uniform speed (v ) in a circular path of radius, r. A centripetal…

Q: A light ray in air hits the surface of a particular liquid at an angle of incidence of 74.7°. The…

A: Given data:  The angle of incidence (θ1) = 74.7° The angle of refraction (θ2) = 50.0° Speed of light…

Q: A hydropower station has a gross head of 14.4 meter Head loss in water conductor system is 0.98…

A: Given:-  The gross head is Hgross  = 14.4 m The head loss in the water conductor system hloss = 0.98…

Q: 4 8- A cart carrying a vertical rocket launcher moves to the right at a constant speed of 30 m/s…

A:

Q: The period of a mass-spring oscillator is 2.28 s. Every time the oscillator completes a full period,…

A: given-            time period of mass spring oscillator = 2.28 s

Q: How many turns should a solenoid of cross-sectional area 3.9×10−2 m2 and length 0.31 m have if its…

A:

Q: A piece of copper wire of resistance R is cut into 3 equal parts. When these three are connected in…

A: Given: The resistance of the copper wire is R. The copper wire cuts into three identical parts.