Book Online Demo

Check Your IQ

Try Test

Courses

Offline Centres

A person carrying a load of $20 kg$ climbs $4 m$ in $10$ seconds. The work done by the person is [[1]] $J$ and the power is [[2]] $W$ . ( $g = 10 m / s^{2}$ )

see full answer

Start JEE / NEET / Foundation preparation at rupees 99/day !!

21% of IItians & 23% of AIIMS delhi doctors are from Sri Chaitanya institute !!

An Intiative by Sri Chaitanya

(Unlock A.I Detailed Solution for FREE)

Ready to Test Your Skills?

Check your Performance Today with our Free Mock Test used by Toppers!

Take Free Test

Detailed Solution

A person carrying a load of

20 kg

climbs

4 m

10

seconds. The work done by the person is

800 J

and the power is

80 W .

Given:
Mass,

m = 20 kg

Height,

h = 4 m

Time,

t = 10 s

g = 10 m / s^{2}

Work done,

W = mgh

\Rightarrow

= 20 \times 10 \times 4

\Rightarrow

= 800 J

P = \frac{W}{t}

\Rightarrow = \frac{800}{10}

P = 80 W

Watch 3-min video & get full concept clarity

JEE

NEET

Foundation JEE

Foundation NEET

CBSE