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1. |
A mass m is suspended separately by two different springs of spring constant K1 and K2 gives the time-period \[{{t}_{1}}\] and \[{{t}_{2}}\]respectively. If same mass m is connected by both springs as shown in figure then time-period t is given by the relation [CBSE PMT 2002] |
A. | \[t={{t}_{1}}+{{t}_{2}}\] |
B. | \[t=\frac{{{t}_{1}}.{{t}_{2}}}{{{t}_{1}}+{{t}_{2}}}\] |
C. | \[{{t}^{2}}={{t}_{1}}^{2}+{{t}_{2}}^{2}\] |
D. | \[{{t}^{-2}}={{t}_{1}}^{-2}+{{t}_{2}}^{-2}\] |
Answer» E. | |