Question

One decimeter is equal to (1) 1x 10-1 m (2) 1 x 10-2 m (4) 1 x 103 m (3) 1 x 102 m​

Answer 1

Answer:

Solution:- (D) −900J

Given:-

P=1×10

5

N/m

2

V

i

=1×10

−3

m

3

V

f

=1×10

−2

m

3

ΔV=V

f

−V

i

=10

−2

−10

−3

=9×10

−3

m

3

As we know that,

W=−PΔV

W=−1×10

5

(10

−2

−10

−3

)

⇒W=−10

5

×(9×10

−3

)

⇒W=−9×10

2

=−900J

Hence the work done is −900J.

I hope it is helpful for you

Answer 2

Answer:(A)

Step-by-step explanation:

1*10^-1