Question

it's Ncert please help me please ​

Answer 1

Answer:

1) Speed is reffred to the distance covered by an Object at a propotionate time.

Its Formula is Speed=Distange/Time

SI-unit= Meter per second

2)Resistance will increase if the Current is Increased

Resestance will decreads if the Area of cross-sections is larger.

3)The total lenght is 150 x 4 = 600m

Time 5min

Convert Min to sec

5 x 60 = 300sec

S=D/T

=> 600/300

=> 2m/s

Hence his Avg speed is 2m/s

Answer 2

Answer:

this is not my real I'd no need to follow my real I'd I'll follow I after some time Flw back that

name

=> XxShAnTaNuxX