Question

For how much time should the force of 400 N be exerted on a body of mass 8 kg
to increase its velocity from 540 km/h to 1080 km/h ?

Answer 1

Explanation:

Given : B=1.75×10

−5

T l=40m

Speed of aircraft v=1080 km/h =1080×

18

5

=300 m/s

Emf induced E=Bvl

∴ E=(1.75×10

−5

)(300)(40)=0.21 volts

Answer 2

I think Valli was planning for her first journey by bus and the total fare needed for it and also the timing at which she would leave her house for her journey.I think Valli was planning for her first journey by bus and the total fare needed for it and also the timing at which she would leave her house for her journey.I think Valli was planning for her first journey by bus and the total fare needed for it and also the timing at which she would leave her house for her journey.