1. Why does a driver use a convex mirror as a rear view mirror? 2… - Vidyadip

Question

1. Why does a driver use a convex mirror as a rear view mirror?
2. Illustrate your answer with the help of ray diagram.

✓

Answer

self

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "[3 Mark Question Answer]" from Light→Light — all question types→PHYSICS STD 9 question papers→ICSE Board STD 9 question papers→ICSE Board question paper generator→

Similar questions

A block of iron of mass 7.5 kg and of dimensions $12 cm \times 8 cm \times 10 cm$ is kept on a table top on its base of side $12 cm \times 8 cm$. Calculate :

Thrust and
Pressure exerted on the table top

Take $1 kgf = 10 N.$

(a) What do you understand by the term electric current?
(b) State and define the SI unit of electric current.
(c) State the relation between electric current; number of electrons moving in a circuit and time in seconds.

You are provided with a hollow iron ball A of volume $15 cm^3$ and mass 12 g and a solid iron ball B of mass 12 g . Both are placed on the surface of water contained in a large tub.
a. Find upthrust on each ball.
b. Which ball will sink? Give a reason for your answer (Density of iron $=8.0 g cm ^{-3}$ )

A truck rolls down a hill with constant acceleration after starting from rest. It travels a distance of $100 m$ in $10 s$. find its acceleration. Find the force acting on it, if its mass is $5$ metric tons. (tonne)

Differentiate between the scalar and vector quantities, giving two examples of each.

How long will sound take to travel in (a) and iron rail and (b) air, both 3.3 km in length? Take speed of sound in air to be 330 m/s and in iron to be 5280 m/s.

How can you distinguish between a convex mirror and a concave mirror? Explain.

Explain the following term:
Reflected ray
Draw diagram/diagrams to show them.

What is the purpose of a barometer? State two major defects of a simple barometer.

What do you meant by the term pole of a magnet? Magnetically speaking, what is the difference between a piece of brass, a piece of soft iron and a piece of lode-stone?