potential

Q: 5. A box-shaped piece of concrete measures 3 ft by 2 ft by 0.5 ft. (a) What is its weight? (b) Find…

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Q: 1. Two thin conducting plates, each 24 cm on a side, are situated parallel to one another and 5 mm…

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Q: 4. A block of mass 0.5 kg, originally at rest, is attached to a horizontal cord and dragged along a…

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Q: An object is placed 25 cm in front of a converging lens of focal length 20 cm. 30 cm past the first…

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Q: 3. A stone is released from rest and dropped into a deep well. Eight seconds later, the sound of the…

A: Given sound of splashing is heard after T=8sec from the moment stone is thrown. Speed of sound…

Q: A system consists of a vertical (spin). A cord is passed over th attached to the end of the cord

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Q: An object is placed 30.0 cm to the left of a converging lens with a focal length of f1 = 20.0 cm. A…

A: Let u1 and v1 denote the distance of an object with respect to converging lens and distance of an…

Q: the rest 1.2) The gauge pressure at an aneurism of an artery in the human body is of the artery. a)…

A: Aneurysm is also known as ballooning. The gauge pressure at the aneurysm is greater than the rest of…

Q: What is the change in length of a 4.82-cm-long column of mercury if its temperature changes from…

A: Given data:  Original Length (L0) = 4.82 cm = 4.82×10-2 m Initial temperature (Ti) = 37.0 °C Final…

Q: 7. If 200 joules of energy were used in 0.1 second, how many kilowatts of power were used?…

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Q: Given the circuit below, find the equivalent resistance between a and 3Ω 2Ω 8Ω 12 Ω а 6Ω 4Ω d

A: The given configuration is shown below as

Q: You have two capacitors with capacities of 50 pF and 100pF respectively. If you want to have less…

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Q: Please help with d and e. Thank you in advance

A: Speed = distance /time  Distance = speed × time

Q: A particle of mass 25 kg, originally at rest, is subjected to a force of 50 N for 10 seconds. Find…

A: For Distance calculation we need to apply second equation of motion.The time is given, initial…

Q: a ball is dropped from a OSuppose a "height of, 16 feet." EACL timE it draps h feet, it re bouvds 0.…

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Q: QA.18: By what factor is the capacitance of a metal sphere multiplied if its volume is tripled? (a)…

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Q: Two identical thin wires are oriented along the x and y axes as shown. B D Both carry the same…

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Q: 3. Which of the following statements are true of an object that experiences balanced forces (or…

A: To deal with this question we will analyse and verify the given statements one by one. But first we…

Q: Question 4 A swimmer can swim at 5.11 m/s in still water. She swims directly across a river, from…

A: Let            vswimmer=5.11m/svstream = 3.73m/stime = 36.6 sec

Q: In one contest at the county fair, a spring-loaded plunger launches a ball at a speed of Vo = 3.0…

A: Given:-  The lunch speed of the ball is u = 3.0 m/s  The flat board that is tilted up at a 20o angle…

Q: The blades of a wind turbine are 40 m in length and rotate at a maximum rotation rate of 13 rev/min.…

A: a) Write the expression for the moment of inertia of the rod. Write the expression for the angular…

Q: can you do the third question

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Q: This applet helps you practice the drawing of a free body diagram for a charge experiencing electric…

A: Three charges ,  and  are placed in a straight line.The charge  is placed halfway between charges…

Q: please anser question iv thankyou

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Q: The solid disk above of m a speed v = 5m/s, a) Calculate its Kinetic Er The solid disk has a radiu…

A: (a)   The kinetic energy of the disk when it translates can be calculated as,