Q6Multiple choice
Which one of the following forces is a contact force?
This question refers to a figure in the original PDF.
- (a)force of gravity
- (b)force of friction
- (c)magnetic force
- (d)electrostatic force FORCE 63 7. Fig. 11.4 A water tank has four taps fixed at points A, B, C, D as shown in Fig. 11.4. The water will flow out at the same pressure from taps (a) B and C (c) C and D (b) A and B (d) A and C 8. A B C A brick is kept in three different ways on a table as shown in Fig. 11.5. The pressure exerted by the brick on the table will be (a) maximum in position A (c) maximum in position C (b) maximum in position B (d) equal in all cases.
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(b) force of friction