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Question
A Diwali cracker releases 25 gram gas per second, with a speed of 400 ms-1 after explosion. The force exerted by gas on the cracker is ______.
Options
16 newton
100 dyne
10,000 dyne
10 newton
MCQ
Fill in the Blanks
Solution
A Diwali cracker releases 25 gram gas per second, with a speed of 400 ms-1 after explosion. The force exerted by gas on the cracker is 10 newton.
Explanation:
F = rate of change of momentum
= 25 × 10-3 kg/s × 400 m/s
= 10 N
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Types of Forces
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