Question

(4) 4cm/s
94. Observe the system shown in figure.
Every object (block or pulley) in the
system is at rest. Neglect the
masses of pulleys and strings. The
mass of the object 'A'is
A'
6kg
34kg
5kg
20kg
T6kg
23kg
(1) 20 kg
(2) 10 kg
(3) 15 kg
(4) 23 kg ​

Answer 1

Answer:

řQ.3 Write true and false.

1. Leaves make food for plant.

2. Friction slows or stops a moving object.

3. Boiling the water kills germs present in it.

4. Drinking water should always be stored in clean containers

5. All planets do not revolve around the sun.

6. Venus is the smallest planet.

7. Venus has two moons.