Question

7. A force of 250 N, while acting on an area X produces a pressure of 1000 Pa. Calculate the magnitude of X in cm square.
8. The base of a wooden box measures 15 cm x 20 cm. It is placed on a bed. If the weight of the box is 60 N, what is the pressure exerted by the box on the bed?
9. The pressure between a jeep tyre and the road is 100000 Nm? If the jeep has a weight of 10000 N,
what is the area of contact between the tyre and the road?
10. Abhinav can open a door by applying a force of 6 N on a 2 m wide door. Find the moment of force required to open the door.
11. Shiv opens a nut with the help of a spanner of length 30 cm by applying a force of 120 N. Calculate the moment of force required to open the nut.
12. The moment of force about a fixed end A of a rod AB of length 1.5 m is 60 Nm. What is the force
of the rod?​

Answer 1

Answer:

For five points that much question