top button
Flag Notify
    Connect to us
      Site Registration

Site Registration

Find the height in metres from which he bails out of the plane?

0 votes
193 views

A parachutist drops freely from an aeroplane for 10 seconds before the parachute opens out.
Then he descends with a net retardation of 2.5 m/s2 and strikes the ground with a velocity 5 m/s.
Find the height in metres from which he bails out of the plane?
( Take g = 10 m/s )

posted Dec 3, 2019 by Anshika Utadi

Looking for solution? Promote on:
Facebook Share Button Twitter Share Button LinkedIn Share Button




Similar Puzzles
+1 vote
Find the position in metres from the origin at which A overtakes B?

Two buses A and B are at positions 50 m and 100 m from the origin at time t = 0.
They start moving in the same direction simultaneously with uniform velocity of 10 m/s and 5 m/s.
Find the position in metres from the origin at which A overtakes B?

0 votes
A stone is dropped into a well of depth 67.6 m. The splash of water is heard..........Find the velocity of sound in m/s?

A stone is dropped into a well of depth 67.6 m.
The splash of water is heard after 3.91 seconds.
Find the velocity of sound in m/s?

+1 vote
In a car race, car A takes 4 seconds less than car B at the finish and passes the............Find the velocity v in m/s.

In a car race, car A takes 4 seconds less than car B at the finish and passes the finishing point with a velocity v more than the car B.
Assuming that the cars start from rest and travel with constant accelerations a1 = 4 ms^-2 and a2 = 1 ms^-2 respectively.
Find the velocity v in m/s.

+1 vote
A ball is thrown upwards with speed v from the top of a tower and its reaches...........What is the height of the tower?

A ball is thrown upwards with speed v from the top of a tower and its reaches the ground with speed 3v.
What is the height of the tower?

...