An ordinary light bulb consumes 40 W of power. Through what height could a 1000-N object be lifted expending the same amount of power for 6 hours?   Group of answer choices: 360 m 860 m 720 m 650 m 430 m

Q: The luxury liner Queen Elizabeth 2 has a diesel-electric power plant with a maximum power of 92 MW…

A: Given : maximum power, P = 92 MW = 92 × 106 W             cruising speed, v = 32.5 knots…

Q: A horse can provide sufficient power to pull a wagon with a 200 N force at a steady 3.0 m/s. Suppose…

A: Given data: Force (F1) = 200 N Velocity (v1) = 3.0 m/s New force (F2) = 300 N Required: Speed of the…

Q: A delivery person pulls a 20.8 kg box across the floor. The force exerted on the box is 95.6 N…

A:

Q: A ski tow operates on a 0∘15.0 ^ { \circ }15.0∘slope of length 300 m. The rope moves at 12.0 km/h…

A: θ = 150 L = 300 m v = 12 km/h = 12kmh×1000m1km×1h60min×1min60s=3.33 m/s Number of riders = n = 50…

Q: A 3.63-kg rock is released from rest at a height of 21.4 m. Ignore air resistance and determine (a)…

A: Given data- Mass of rock m=3.63 kg Height h=21.4 m The rock released from rest so initial velocity…

Q: 40. A 1500 kg car accelerates from 0 to 25 m/s in 7.0 s. What is the average power delivered by the…

A: here we have to apply work energy theorem

Q: 14 A 4.0 x 10-watt motor applies an 8.0 x 10- newton force to move a boat at constant speed. How far…

A: To solve this question we have to knowledge about some basic formula that is given below  Power =…

Q: A farmer shoves a 1.250-kg block from the bottom of a frictionless 30.0° inclined plane. She…

A: Given that mass of the block and inclination angle and also given the value of work. Then We have to…

Q: A ball is thrown vertically upward in the air. While on its way up, it loses kinetic energy and…

A: When a ball is thrown upward with some velocity its velocity continuously decreases due to which…

Q: bicycle and its rider together have a mass of 72.4 kg. What power output of the rider is required to…

A: Given Mass m = 72.4 kg Speed v = 4.9 m/s If object is moving with constant speed acceleration must…

Q: A 160-kg object is lifted at a constant speed through a height of 36 m by a crane. If the crane…

A: If a body is lifted up to a height  with a constant speed, the force needed is equal to its weigh…

Q: 7. A ball is released from rest at a height of 30 m. Ignoring air resistance, determine the GPE, KE,…

A: Given data mass of ball (m) = Weight of the ball = 11.76 N m = 1.19 kg Initial height (h) = 30m…

Q: You decide to climb the stairs on the three floors of NIATE. Let your mass be 72.2 kg, your total…

A: Given data:  Mass (m) = 72.2 kg Height (h) = 10.0 m Time (t) = 5 minutes g = 10.0 m/s2 Required: The…

Q: When doing a chin-up, a physics student lift their 42 kg body by a distance of 0.25 meters from the…

A:

Q: 11. Jam consumes 8.4 x 10^6 J of energy per day while maintaining a constant weight. What is the…

A: Given:- Jam consumes 8.4 x 106 J of energy per day while maintaining a constant weight Find:- What…

Q: A 70-kg student climb stair as shown, Δy = 12 m and it is completed in 6.0 s. For the second time,…

A: Given data: Mass (m) = 70 kg Vertical height (h) = Δy = 12 m For first time Task completion time…

Q: A 65 kg mountain climber climbs through a vertical rope at a constant acceleration from rest to a…

A: Given,  Mass = 65 kg t = 10 s v = 1.25 m/s u = 0 a = (v-u)/t = 1.25/10 = 0.125 m/s2

Q: A 1.000 ´ 103 kg car is moving at 90.0 km/h (25.0 m/s) as it exits a freeway. The driver brakes to…

A: mass = 1000 kg initial speed = 25 m/s final speed = 10 m/s   Yes, the work was done by the car…

Q: A 1 kg block is pushed with constant force along a horizontal, frictionless track for a period of 10…

A: Given Data : The mass of the block is given as m = 1Kg. The initial velocity of the block is given…

Q: Julie carries an 8.0-kg suitcase as she walks 18 m along a horizontal walkway to her hotel room at a…

A: Julie carries an 8.0-kg suitcase as she walks 18 m along a horizontal walkway to her hotel room at a…

Q: 200-g block is pressed against a spring of force constant 1.40 kN/m until the block compresses the…

A:

Q: Energy (mJ) 600 400 200 0 Potential energy Kinetic energy Mechanical energy XOXO 5 6 3 4 Time (s) 0…

A: The answer is 'mechanical energy is lost to friction'

Q: 7) An athletic champion can produce one horsepower of power (746 W) for a short period of time. The…

A:

Q: How much power is required to lift a heavy solid concrete beam with mass 101.87 kg upward with a…

A: Given: The mass of the beam is 101.87 kg. The constant speed is 573 m/s.

Q: How much total mechanical work does a weightlifter do in 10 repetitions of lifting (and lowering)…

A: Total mechanical work is change in potential energy. In this question after 10 repetitions of…

Q: A 2000 kg car with a 250 HP (1.865 X 105 W) engine accelerates from rest. If all the engine’s power…

A:

Q: The power source for a non-electric grandfather clock is a 12.0 kg weight that hangs by a chain and…

A: The work done by the power source is, W=mgd=12.0 kg9.8 m/s20.750 m=88.2 J The time period is, t=1…

Q: A boulder with a mass of 25 kilograms slides 30 meters to the right while experiencing a rightward…

A: given that mass of boulder = 25 kg  distance covered = 30 m force applied = 150 N Time taken= 5.48…

Q: Which requires more work: lifting a 50.0 kg crate a vertical distance of 2.0 meters or lifting a…

A:

Q: Someone takes 15 minutes to walk up a hill 100 m high. His weight is 600 N. How much work did he do…

A:

Q: An engine uses 20000 N of force to power a car at an average speed of 5.0 m/s. What is the average…

A: POWER =FORCE×VELOCITY

Q: The elevator of a large building is to raise a net mass of 400 kg at a constant speed of 12 m/s…

A:

Q: 8. Find the work done on a lagage of 50 kg. pulled by a string elevated at 45 degrees by a force of…

A: Answering the question number 10. as per the student's request. Required data: Mass of the lagage,…

Q: How much power is required to raise a 30-kg crate a vertical distance of 6m in a time of 4 seconds?…

A: Given, Mass=30kg Distance=6m Time=4sec

Q: m = 19000 kg vo = 64 m/s x = 3 meters h = 47 meters Hk = 0.62 0 = 33.1 degrees L = 10.8 meters What…

A: The total work done is 0.00 J

Q: A transport truck driving at a constant speed of 82.0 km/hr on a flat stretch of highway must…

A:

Q: 7. A car engine exerts a driving force of 12 000 N. The work done by the car in traveling a distance…

A: Solution of question 7   The driving force, F = 12000 N The car traveling distance, d = 500 m   The…

Q: A bicyclist rides 1.90 km due east, while the resistive force from the air has a magnitude of 7.13 N…

A: To find the work done by a resistive force

Q: If 8.0 joules of work is done when a horizontal force of 4.0 N moves a 12.0 kg box across a floor,…

A:

Q: a bucket of water is raised from the bottom of a well to the top in 20 seconds. it took 5000 j to…

A: Given data:   Time (t) = 20 s Work done (W) = 5000 J Required: Power (P)

Q: A 2000 kg car with a 250 HP (1.865 X 105 W) engine accelerates from rest. If all the engine’s power…

A:

Q: 6m/s d=10m 2m/s 37 A 1000kg car moves up an incline with initial speed 2m/s, it reach the top of the…

A:

Q: A 65-kg woman runs up a flight of stairs in 10.0 s. Her net upward displacement is 3.0 m.…

A:

Q: 150.0 J of work is done while lifting a 200.0 N box 0.75 meters up over your head towards a shelf.…

A: According to conservation of energy, The work done to lift the box should be equal to the increase…

Q: A meteoroid of mass = 585 kg has a speed of 83.0 m/s when 700 km above the Earth. It is falling…

A: mass of asteroid = 585 kg initial speed of asteroid at a height of 700 km above earth surface = 83…

Q: mechanic pushes a 2.20 ✕ 103-kg car from rest to a speed of v, doing 5,250 J of work in the process.…

A: Given that               The mass of the car is (M) =  2.20 ✕ 103-kg  Since the car initially at…

Q: A 65-kg woman runs up a flight of stairs in 10.0 s. Her net upward displacement is 3.0 m.…

A: