Other Physics Answers

A cyclist accelerates from 0 m/s to 8 m/s in 3 seconds.What is his acceleration?Is this acceleration higher than that of a car which accelerates from 0 to 30 m/s in 8 seconds ?

A body vibrate in simple harmonic motion with a frequency of 50hz and an amplitude of 4cm. Find

1.period

2. Acceleration at the middle and at the end of the path of oscillation

A 200 m long aluminum wire has the same resistance and cross-section area as a carbon wire. What is the length of the carbon wire?

A mouse of mass 200 g falls 100 m down a vertical mine shaft and lands at the bottom with a speed of 8.0 m/s. During its fall, how much work is done on the mouse by air resistance?

An airplane accelerates down a runway at 3.20 m/s2 for 32.8 s until is finally lifts off the ground. Determine the distance traveled before takeoff.

An airplane accelerates down a runway at 3.20 m/s2 for 32.8 s until is finally lifts off the ground. Determine the distance traveled before takeoff.

A steadu current of 2.0 A flows in a wire for 16.0s (a) How many coulombsof a charge flow

through the wire? (b) How many electrons flow through the wire for the given time interval?

Phineas is pushing a 11.13-kg box of tools with a force of 47 N directed at an angle of 83° downward from the horizontal. How fast is the cart going after the acceleration from rest if their backyard is 77 cm away from the garage?

The heating element in a hair dryer is rated at 5kW and 220V . How much current does it draw?

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A Jollibee delivery man travels 5 km, North and then 3 km, East to deliver the order. What is angle from the + x- axis is the delivery man?