Riyan pushes a box across a rough horizontal floor. What is the work done by him, if he exerts force of $8 N$ to move it by $5 m$ ?

J

No worries! We‘ve got your back. Try BYJU‘S free classes today!

J

No worries! We‘ve got your back. Try BYJU‘S free classes today!

J

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

J

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is C 40 $J$
Given:
Force applied, $F = 8 N$
Displacement, $s = 5 m$ in the direction of force

Work done (W) is the product of force and displacement along the force.
$W = F s$
$W = 8 \times 5 = 40 J$

Suggest Corrections

Similar questions

A person is holding a bucket by applying a force of $10 N$ . He moves a horizontal distance of $5 m$ and then climbs up a vertical distance of $10 m$ . The total work done by him is equal to

Q. A person, exerting a steady force of

200 N

, pushes a box of mass

50 k g

across a flat wooden floor. If the box does not move while he pushes. Find out the coefficient of kinetic friction between the box and the floor?

Q. A box is pushed through

4.0 m

across a floor offering

100 N

resistance. How much work done by the resisting force?

A box of mass 20 kg is pushed along a rough floor with a velocity 2 $\frac{m}{s}$ and then let go. The box moves 5 m on the floor before coming to rest. What must be the frictional force acting on the box?

A box is pushed through 4 m across a floor of weight 10 N resistance.How much work is done by the

1) applied force

2)resistive force

Join BYJU'S Learning Program

Riyan pushes a box across a rough horizontal floor. What is the work done by him, if he exerts force of 8 N to move it by 5 m?

The correct option is C 40 JGiven: Force applied, F=8 N Displacement, s=5 m in the direction of force Work done (W) is the product of force and displacement along the force. W=Fs W=8×5=40J

Riyan pushes a box across a rough horizontal floor. What is the work done by him, if he exerts force of $8 N$ to move it by $5 m$ ?

The correct option is C 40 $J$
Given:
Force applied, $F = 8 N$
Displacement, $s = 5 m$ in the direction of force

Work done (W) is the product of force and displacement along the force.
$W = F s$
$W = 8 \times 5 = 40 J$