Question

Define speed. What is the sl unit of speed 2m
(b) what is meant by(i)average speed, and (II) uniform speed

Answer 1

Step-by-step explanation:

Speed of a body is the distance travelled by it per unit time. The S.I. unit of speed is 2m/s.

(b) (i) Average speed of a body is the total distance travelled by it divided by the total time taken by it to cover the given distance.

Answer 2

HI, HERE IS YOUR ANSWER:

• SPEED IS THE DISTANCE TRAVELLED PER SECOND BY A MOVING OBJECT

• THE SI UNIT OF SPEED IS METRE PER SECOND(m/s)

• AVERAGE SPEED IS THE RATIO OF THE TOTAL DISTANCE TRAVELLED BY THE BODY TO THE TOTAL TIME OF THE JOURNEY.

• UNIFORM SPEED IS IF A BODY TRAVELS EQUAL DISTANCES IN EQUAL INTERVAL OF TIME THROUGHOUT ITS MOTION.

HOPE IT HELPS YOU!!!