A motor with a power of 7.0 * 104 watts lifts a loaded elevator to a height of 20.00 meters for 40 seconds. What is the force exerted by the motor on the elevator?

A plane flies with an average velocity of - 98.5 m/s for 45.0 s. What was its displacement?

15 g of lead (specific heat = 0.128 J/g Celsius) at 120 Degrees Celsius is placed on a glacier of ice at 0 degrees Celsius. How much ice melts? (Lf of ice = 333 J/g)

A 25eV electron has a speed of

Can someone tell m proper definition of Fluid flow

A change in an object's state of motion is caused by

Why does kinetic energy transfer

What was the main purpose of the jacksonborough assembly? A. To identify people who were loyalists during the war B. to plan the location of the new capital of south carolina C. to decide on a revised constitution D. to create a new government

A distance-time graph indicates that an object moves 100m in 4s and then remains at rest for 6s. What is the average speed of the object?

Resistance describes a materials ability to

A student performing a double-slit experiment is using a green laser with a wavelength of 590 nm. She is confused when the m = 5 maximum does not appear. She had predicted that this bright fringe would be 1.