Question

What do you mean by impulse of a force. Give the units and dimensions of impulse

Answer 1

☆☆ AS-SALAMU-ALYKUM☆☆

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IMPULSE :-
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THE FORCE APPLIED FOR SHORT RANGE OF TIME .

SYMBOL :-
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SYMBOL FOR IMPULSE IS 'J '

MATHEMATICALLY :-
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J= Fav × t ----------------1

DIMENSION :-
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F= ma

m=kg ---->[M]

a=m/s^2 ------->[LT^_2]

DIMENSION OF FORCE WILL BE :-
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F----------->[MLT^_2] ----------------a

DIMENSION OF TIME :-
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t----->[ T] -------------------b

PUT a & b IN RELATION 1

J= [ MLT^_2][ T]

J=[ MLT^_1]

THESE ARE THE DIMENSION OF IMPULSE

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