What is the kinetic energy of a object

Reference no: EM1322241

1. What is the kinetic energy of a 0.5-kg object moving at a constant speed of 2 m/s?
2. A physics-110 student needs 500 W of Power to climb two flights of stairs to get to the physics classroom in 40 s. How much power will he or she need to do the climbing in 80 s?

Reference no: EM1322241

Questions Cloud

What is the impulse delivered to the ball by the floor : 250 kg ball is dropped to the floor from a height of 1.0 m and upon rebounding, reaches a height of .60 m. What is the impulse delivered to the ball by the floor?

The components of the ship''s displacement vector : A ship sets out to sail to a point 141km due north. An unexpected storm blows the ship to a point 138 km due east of its starting point. (a) How far (in km) and (b) in what direction (as an angle from due east, where north of east is a positive an..

For how much time and how far does the student have to run : A charge of -2.2×10-9 C is at the origin and a charge of 6×10-9 C is on the x-axis at x = 3m. At what two locations on x-axis (xpositive, xnegative) is the potential zero.

The ball''s velocity when the opposing player fields the ball : Throughout liftoff, a hot-air balloon accelerates upward at a rate of 3m/s^2. The balloonist drops an object over the side of the gondola when the speed is 13m/s.

What is the kinetic energy of a object : What is the kinetic energy of a 0.5-kg object moving at a constant speed of 2 m/s?

Find out the magnitude of the electric field these wires : A fire hose ejects a stream of water at an angle of 31.20° above the horizontal. The water leaves the nozzle with a speed of 24.50 m/s. assume that the water behaves like a projectile, how far from a building should the fire hose be located to hit..

A father and a daughter balance a teeter totter : A father and a daughter balance a teeter totter

What is the charge on the sphere : What is the electric field strength at midpoint between two disks.What is the electric field strength a point on axis 5.0 cm from one disk between them.

The gravitational force between two masses : The gravitational force between two masses M and m separated by a distance r is 40 N. What is the new force when this distance is halved?

User Account

All Pages