Tag Archive: time

Oct 12

A Numerical Problem – Kinamatics

A particle is thrown vertically upward with a velocity of 19.6 m/s. Find (a) the acceleration of the particle at the highest point. (b) How high the particle will rise? (c) Time taken for rising to

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Sep 24

Eating food during Eclipse

I heard that we ought not eat anything in eclipse hours. Is there any scientific reason for that?

Tejaswini  asked

Answer:

There is no scientific reason behind it. Earlier it was thought that more harmful

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Sep 15

Electricfield, Magnetic Field and Photon

We know that photon has no charge. Then where from it gets electric and magnetic field in light? Malik Sajad asks Answer: Electric and magnetic fields are not produced by the photon; it is massless too. But, photon is created by time varying electric a...

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Sep 13

Problem from relative velocity

A Boat covers certain distance between two spots in a river taking t1 hrs going downstream and t2 hrs going upstream. What time will be taken by boat to cover same distance in still water? posted by STUTI Answer: Incoming search terms:relative velocity...

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Sep 13

The problem of a rock thrown vertically up

A rock is thrown vertically upward from the ground with an initial speed 15m/s. a. how high does it go b. how much time is required for the rock to reach its maximum height? c. what is the rock’s height at t=2.00s? (Posted by Merhawi) Answer: (a) u=15m/s a=-10m/s2 v=0 m/s [...]

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Sep 13

The problem of a rock thrown vertically up

A rock is thrown vertically upward from the ground with an initial speed 15m/s. a. how high does it go b. how much time is required for the rock to reach its maximum height? c. what is the rock’s height at t=2.00s? (Posted by Merhawi) Answer: (a) u=1...

Permanent link to this article: http://www.plustwophysics.com/the-problem-of-a-rock-thrown-vertically-up-2/

Sep 13

The problem of a rock thrown vertically up

A rock is thrown vertically upward from the ground with an initial speed 15m/s. a. how high does it go b. how much time is required for the rock to reach its maximum height? c. what is the rock’s height at t=2.00s? (Posted by Merhawi) Answer: (a) u=1...

Permanent link to this article: http://www.plustwophysics.com/the-problem-of-a-rock-thrown-vertically-up/

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