Question

(c) fire alarm
(d) electric iron
2. A bimetallic strip is not used in:
(a) thermostat
(b) pendulum clock
3. In solids thermal expansion is of:
(a) three types
(b) four types
4. Linear expansion does not depend on the
(a) nature of material
(c) the increase in temperature
(c) five types
(d) all of these
(b) original length of the body
(d) original surface area of the body​

Answer 1

Answer:

2b

3a

4d

Explanation:

i think so

it's a guess for some but best of luck

Answer 2

Answer:

Aj kal ke dost sare aise hi hote hain. xD

Pehle dosti badme date pe jana hain.