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Q. |
The moving parts of a machine which weigh 1 tonne perform vertical simple harmonic motion with an amplitude of 2.5 cm and a period of 0.5 sec. The base of the machine weighs 3 tonnes and rests on the ground. Maximum reactions on the ground would be |
A. | 3.6 tonnes |
B. | 2.4 tonnes |
C. | 4.0 tonnes |
D. | 4.8 tonnes |
E. | 4.4 tonnes |
Answer» E. 4.4 tonnes |
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