A body is stuck to the front part of the truck- The coefficient of friction between the body and truck is - The minimum acceleration with which the truck should travel- so that the body does not slide down is-

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Standard XII

Physics

Acceleration

A body is stu...

Question

A body is stuck to the front part of the truck. The coefficient of friction between the body and truck is $μ$ . The minimum acceleration with which the truck should travel, so that the body does not slide down is:

\frac{μ}{g}

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μ g

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\frac{g}{μ}

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μ^{2} g

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Solution

The correct option is D $\frac{g}{μ}$
We have: $f = μ N$
Here, normal reaction is given by inertial force
Also,
Frictional force $=$ weight
$∴ μ m a = m g$
$∴ a = \frac{g}{μ}$

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A body is stuck to the front part of the truck. The coefficient of friction between the body and truck is μ. The minimum acceleration with which the truck should travel, so that the body does not slide down is:

The correct option is D gμWe have: f=μNHere, normal reaction is given by inertial forceAlso,Frictional force = weight∴μma=mg∴a=gμ

A body is stuck to the front part of the truck. The coefficient of friction between the body and truck is $μ$ . The minimum acceleration with which the truck should travel, so that the body does not slide down is:

The correct option is D $\frac{g}{μ}$
We have: $f = μ N$
Here, normal reaction is given by inertial force
Also,
Frictional force $=$ weight
$∴ μ m a = m g$
$∴ a = \frac{g}{μ}$