How much heat is needed to raise the temperature of 0.200 kg of water from 20 oC to 100 oC? Note that the specific heat of water is 4200 J/(kg oC).

Q: An RL circuit with L = 2.50 H and an RC circuit with C = 2.85 µF have the same time constant. (a) If…

A: Given  Inductance L=2.50H C=2.85μF

Q: The figure below shows a light ray traveling in a slab of fused quartz surrounded by air. The ray is…

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Q: Initial velocity=32 m/s Final velocity=35 m/s Time3D2 s Find acceleration

A: given, Initial velocity Vi= 32 m/s  Final velocity Vf = 35 m/s  Time (∆t) = 2 s

Q: The sound waves travels with speed of 393 m/s. If is wavelength is 4 cm . Find the frequency of wave

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Q: V 7. 0.0001 to 019 %3D 0:00015 7.1 V 7. 0.0002 1.4

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Q: The angle between a horizontal ruler and a vertical plane mirror is 30◦. What is the angle between…

A: Plane mirror forms image of an object at equal distance away from mirror as the object .

Q: A car of wheat weight 700 kg.To what height should it be raised so that potential energy is 8860 J?…

A: Given data:  Mass of car (m) = 700 kg Potential energy (PE) = 8860 J Acceleration due to gravity (g)…

Q: 8..At-219 is a nuclide produced during the decay of U-235, and At-219 in nature is estimated to be…

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Q: Find the change in volume of an aluminum sphere with an initial radius of 12 cm when the sphere is…

A: The change in volume can be expressed as ΔV=βVΔT, where β=3α is the coefficient of volume expansion.…

Q: Please illustrate the following. Only need the diagrams/illustrations and not the answers A…

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Q: explain how drawing ray diagrams helped you to build a model of a camera.

A: Ray optics is a limiting case of wave optics. In order to deal with the size, position and nature of…

Q: When viewed in a spherical mirror, the image of a setting sun is a virtual image. The image lies 10…

A: The mirror formula is given by (1/v) + (1/u) = 1/f u = object distance v = image distance f = focal…

Q: What is the approximate tangential speed of an object orbiting Earth with a radius of 2.7 × 10^8 m…

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Q: Water flowing through a garden hose of diameter 2.80 cm fills a 22. (a) What is the speed of the…

A: GivenDiameter of hose, d=2.8 cmVolume of Bucket, V=22.0 LTime ,t=1.20 min

Q: In her gymnastic routine, Regina dismounts from the uneven-parallel bars and lands straight-legged…

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Q: (1.)(1) (a) What is the average translational kinetic energy of an oxygen molecule at STP? (b) What…

A: According to the equipartition theorem, the average kinetic energy assigned with every degree of…

Q: A block of wood with length = 2.1 m, width = 0.3 m and height = 0.4 m. If the block is placed in the…

A: Given: length = 2.1 m  width = 0.3 m height = 0.4 m

Q: electromotive force of 1.5 V. What is the reading of voltmeter when the switch is closed? a. More…

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Q: An ideal gas in a 0.15 m cubed container has a pressure of 1.50 times 10 to the 4th power N/m…

A: An ideal gas in a 0.15 m cubed container has a pressure of 1.50 times 10 to the 4th power N/m…

Q: What is the work function of the metal, if the light of wavelength 4000 Å generates photoelectron of…

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Q: 30 50 60 What will the current of the circuit be if a 5.4 volt battery is used?

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Q: On a linear X temperature scale, water freezes at -148.0°X and boils at 348.0°X. On a linear Y…

A: water freezez at -148oX on X temperature scale and at -85oY on Y temperature scale water boils at…

Q: Which statement best describes the “Law of reflection”? A. The angle of incidence is equal to the…

A: Law of reflection: Angle of incidence equals to the angle o reflection. Incidence ray, reflected…

Q: km in 8 hours. If the speed is increased by 250km/h, then the time taken by the plane to cover 9000…

A: We know that the relation between the speed and distance is given as  Speed = Distance time  if the…

Q: Two identical charges are maintained at a constant separation. If the charges are both tripled, the…

A: Given data:  Two identical changes q1 = q2 = q  New charges q'1 = q'2 = 3q Required: New force…

Q: 13.1 kryp eyep that 2 Find Ans.

A: GivenD=100 cm=1 m

Q: Two plane mirrors are at an angle of 0, = 65.6° with each other as in the side view shown in the…

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Q: A cylindrical capacitor consists of a solid inner conducting core with radius 0.250 cm, surrounded…

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Q: nvert 50 feet per second to miles per hour. 1.7 The speed limit in some countries is 100 kilometers…

A: We know that the conversion as  1 meter = 3.28084 feet  Now  1 feet per sec = 0.681818 miles per…

Q: 25 cm tall container is filled with a liquid to a depth 20 cm. The absolute pressure at the bottom…

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Q: A +40uC point charge is placed at the origin. Calculate the magnitude and direction of the electric…

A: Given The charge is given as q=+40 μC=+40×10-6 C   We have to find the electric field at point P (5…

Q: 3. A particle has a position given by the expression x = 3.4t3 - 5.4t m. Determine the acceleration…

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Q: A block of wood has a mass of 3.61 kg and a density of 592 kg/m. It is to be loaded with lead (1.13…

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Q: Q. 10. A 100 watt light bulb giving monochromatic light of wavelength 6000 A° is placed at the…

A: SolutionGiven: P = power of bulb = 100 W r = radius of spherical chamber = 0.20 m f = percentage of…

Q: 200 100 10 20 15 Time (s) 25 30 35 The velocity of a fighter jet is given as a function of time.…

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Q: spherical capacitor contains a charge of 3.30 nC when connected to a potential difference o 220 V.…

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Q: A2.9 kg lump of aluminum is heated to 95°C and then dropped into 10.0 kg of water at 5.0°C. Assuming…

A: When two or more than two bodies of different temperatures are placed in physical contact with each…

Q: efraction is 1.468 at 410 nm (violet light). Find the dispersion of the slab, which is defined as t

A: Givenθi=44.20°nred=1.455  at 660 nmnvoi=1.468  at 410 nm

Q: 4. Suppose that the clectric ficld can be obtained from a voltage, such that É = –VV. What is V x E,…

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Q: Charged particles amounting to -9C are placed on a spherically conducting shell having a point…

A: According to Gauss theorem Electric flux= qenc /E0

Q: When the temperature of a metal cylinder is raised from 0.0°C to 52.2°C, its length increases by…

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Q: Hurry

A: Given E =  2î + 3ĵ, B = 4ĵ + 6k.

Q: What is the work function of the metal, if the light of wavelength 4000 Å generates photoelectron of…

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Q: 2. You are to compare the gyradius of four (4) solid, homogeneous iron cylinders about their…

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Q: 4) In the figure shown, The top disk has a moment of inertia 3 times the bottom disk (and the top…

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Q: Calculate the volume of a given object and its uncertainty in cm3 and your final answer or report.…

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Q: A large balloon has a volume of 3.4 m3. As it rises in the Earth's atmosphere, its volume expands.…

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Q: A motorcyclist starts from rest and reaches a speed of 6 m/s after travelling with uniform…

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Q: Show that the two objects move away from each other perpendicularly (the velocity vectors of the two…

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Q: FORCE 1 FORCE 2 F (N) F (N) 1.2 1.2- 1.0 1.0- 0.8 0.8- 0.6 0.4 0.2- 0.0- 0.0 0.6- 0.4- 0.2- ( (m)…

A: Work done is defined as the product of force and the displacement along that force. In a force and…