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Standard XII

Physics

Block on a Block Problems

A force of 85...

Question

A force of 85 N is applied (parallel) to the incline surface on a block of weight 100 N resisting on the inclined plane $μ = 0.5$ what will be the force?

20 N

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35 N

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40 N

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60 N

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Solution

The correct option is B 35 N
Given that,

Force $F = 85 N$

Weight $W = 100 N$

$μ = 0.5$

Now, the net force is

$F_{n e t} = F - u m g$

$F_{n e t} = 85 - 0.5 \times 100$

$F_{n e t} = 35 N$

Hence, the net force is $35 N$

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A force of 85 N is applied (parallel) to the incline surface on a block of weight 100 N resisting on the inclined plane μ=0.5 what will be the force?

The correct option is B 35 NGiven that, Force F=85N Weight W=100N μ=0.5 Now, the net force is Fnet=F−umg Fnet=85−0.5×100 Fnet=35N Hence, the net force is 35 N

A force of 85 N is applied (parallel) to the incline surface on a block of weight 100 N resisting on the inclined plane $μ = 0.5$ what will be the force?

The correct option is B 35 N
Given that,

Force $F = 85 N$

Weight $W = 100 N$

$μ = 0.5$

Now, the net force is

$F_{n e t} = F - u m g$

$F_{n e t} = 85 - 0.5 \times 100$

$F_{n e t} = 35 N$

Hence, the net force is $35 N$