Question

(ii)
(iv)
(v)
is ...
The SI unit of density is ...kg.. ...
The oscillation of a simple pendulum is a ............ motion.
Density of water is ........... g/cm3.
(5)
Write T for true and F for False:
(). The particles in solids are always in random motion.
(ii) Weight of an object can be measured using beam balance. T
(ii) Equal volumes of water and kerosene have equal masses. Tous
(iv). The tyres of car undergo oscillatory motion.
(v) A pendulum whose time period is 2 sec is a double
pendulum.
[5]
Differentiate between rest and motion.
What are the factors on which time period of a simple pendulum
- depends?
, - aimnla nandulum2
13+4+31
​

Answer 1

(5)

(i)false

reason :particles in solids have a definite structure and are not in random

(iii)false

reason :density of water is more than the density of kerosene