Question

The velocity time graph of a car is given along side from the graph.
a. Calculate the acceleration from 1.o to c
2. A to b. 3. B to c
b. Calculate the distance travelled by the graph.
c. State the kind of motion represented by OA and ab

Answer 1

1

Secondary SchoolScience 8 points

The speed-time graph of a car is given below. Study the graph and answer the following questions :

a.What is the type of motion represented by OA ?

b.Find acceleration from B to C.

c.Calculate the distance covered by the car from A to B.

CBSE Class IX Science SA 2 (3 Marks)

Ask for details Follow Report by Qw8erK6dRajRishna 20.08.2016

Answers

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jaspreetsinghhhh

jaspreetsinghhhh Ambitious

(a) Uniform motion

(b) VC - VB

( 0 - 60)

a = ________________ - 80 - 60

t

= - 3 m/s²

Hence,

acceleration from B to C is - 3 m/ s².

(c) Distance = Speed x Time

= 60 x (60 - 20)

= 60 x 40

= 2400 m

Hence, distance covered by the car from A to B is 2400 m.