Other Physics Answers

From 12 m/s to 54 km/hr , a 1500 kg jeepney accelerates that produce a force of 450 N. Find

a) the momentum of the jeepney.

b) the time to accelerate ?

A force 1500N exists between two identical point charges separated by a distance of 30cm. Calculate the magnitude of the two point charges.

Two charges (−12.6 × 10−12 𝐶𝐶 and − 1.13 × 10−13 𝐶𝐶) are separated by a distance of

3.75 𝜇𝜇𝑚𝑚. Compute the force of attraction between them.

A ball (m = 0.1 kg) is thrown upwards with a velocity of 8 m/s. At what height will its velocity be 3 m/s?

f you have a circuit consisting of 4

4

 resistors of equal resistance in series and the total voltage across all of them is 17

17

 V

V

, what is the voltage across each of them?

a cars velocity decreases uniformly 20 m/s to 6m/s while covering 70m distance in a straight line. Find its acceleration and time taken to the travel distance

A body is projected downward at an angle of 30° with the horizontal from the

top of a building 170 m high.

Its initial speed is 40 m/s. (a) How long will it

take before striking the ground? (b) How far from the foot of the building will it

strike? (c) At what angle with the horizontal will it strike?

03*. A truck travelling at 22.5 m/s decelerates at 2.27 m/s2.

(a) How much time does it take for the truck to stop? [9.91s]

(b) How far does it travel while stopping? [112 m]

(c) How far does it travel during the third second after the brakes are applied? [16.8 m]

What is the horizontal force needed to accelerate a 42 kg grocery cart from rest to a velocity of 0.80 m s in 1.75 s

What is the horizontal force needed to accelerate a 42 grocery cart from rest to a velocity of 0.80 m/s in 1.75s