A force $5 N$ pushes on an object of mass $10 k g$ to the right. Another force $15 N$ pushes on the same object to the left. What is the acceleration of the object?

0.3 m / s^{2}

to the left

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0.5 m / s^{2}

to the left

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1 m / s^{2}

to the left

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1.5 m / s^{2}

to the left

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10 m / s^{2}

to the left

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Solution

The correct option is C $1 m / s^{2}$ to the left
Let the acceleration of the object be $a$ .
$∴$ $m a = F^{'} - F$
OR $10 a = 15 - 5$ $⟹ a = 1 m / s^{2}$ to the left

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f_{1}

f_{2}

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2 {m/s}^{2}

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The force required producing acceleration 2m/s² on an object of 10 kg mass is:

In the figure shown, the acceleration of A is $2 m / s^{2}$ to left and acceleration of B is 1 $m / s^{2}$ to left.

Find the magnitude of acceleration of C in $m / s^{2}$

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