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Standard XII

Physics

Net Force

Two blocks A ...

Question

Two blocks A and B of masses $4$ kg and $8$ kg respectively are placed on a smooth plane surface. A force F of $12$ N is applied on A as shown. Find the force of contact (in N) between A and B?

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Solution

$12 - N_{A B} = 4 a$
$N_{A B} = 8 a$
$a = 1 m /^{2}$
$N_{A B} = 8 N$

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Two blocks A and B of masses 4kg and 8kg respectively are placed on a smooth plane surface. A force F of 12N is applied on A as shown. Find the force of contact (in N) between A and B?

12−NAB=4aNAB=8aa=1m/2NAB=8N

Two blocks A and B of masses $4$ kg and $8$ kg respectively are placed on a smooth plane surface. A force F of $12$ N is applied on A as shown. Find the force of contact (in N) between A and B?

$12 - N_{A B} = 4 a$
$N_{A B} = 8 a$
$a = 1 m /^{2}$
$N_{A B} = 8 N$