How much work does a supermarket checkout attendant do on a can of soup he pushes 0.510 m horizontally with a force of 4.40 N? Express your answer in joules and kilocalories.
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How much work does a supermarket checkout attendant do on a can of soup he pushes...
How much work does a supermarket checkout attendant do on a can of soup he pushes 0.610 m horizontally with a force of 4.80 N? Express your answer in joules and kilocalories. kcal
How much work does the electric field do in moving a proton from a point with a potential of +165V to a point where it is -45V ? Express your answer in joules. Express your answer in electron volts.
How much work does the electric field do in moving a proton from a point with a potential of +130 V to a point where it is -70 V ? Express your answer in joules. Express your answer in electron volts.
Machine A performs an amount of work, W, in a time, t, and generates a power, P Machine B performs an amount of work, 2W, in a time, 2t. What power is generated by machine B? ○ 4P O P P/2 2P QUESTION 2 10 B A man pushes a wheelbarrow at an angle of 31 0 to the horizontal (0) with a force of 217 N. If the wheelbarrow moves a distance of 34.5 m across the horizontal ground,...
How much work does the electric field do in moving a proton from a point with a potential of +140 V to a point where it is -60 V ? A.Express your answer in joules. b. Express your answer in electron volts.
Horatio pushes a box of machine parts 4 meters across the factory floor. If he pushes with a force of 120 N, how much work does Horatio do on the box? (His pushing force is parallel to the floor.) a) 480 J b) 980 J c) 40 J d) 30 J
How much work does the electric field do in moving a proton from a point with a potential of +149 V to a point where it is -70 V? Express your answer both in joules and electron volts. J eV
How much work can a 2150 Watt motor do in 12 min? Express your answer in Joules.
2. How much work does the electric field do in moving a proton from a point at a potential of 125 V to a point at - 45 V Express your answer both in joules and electron volts.
How much work does the electric field do in moving a = 7.58 mu C charge from ground (V=0V) to point whose potential is 57V higher? How much does the electric field do in moving a proton from a point with a potential of + 122.4 V to a point where it is -50.8 V? Express your answer in joules.