MCQ
The bulk modulus of an ideal gas at constant temperature
- AIs equal to its volume $V$
- BIs equal to $p/2$
- ✓Is equal to its pressure $p$
- DCan not be determined
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${x_1} = a\sin (\omega \,t + {\phi _1})$, ${x_2} = a\sin \,(\omega \,t + {\phi _2})$
If in the resultant wave the frequency and amplitude remain equal to those of superimposing waves. Then phase difference between them is
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