Which of the following are both mechanical and transverse...
Which of the following are both mechanical and transverse?
infra-red rays
gamma rays
sound waves
water waves
micro waves
Correct answer is D
No explanation has been provided for this answer.
A blacksmith heated a metal whose cubic expansivity is 6.3 x 10-6K-1. The area expansivity is...
A quantity which requires magnitude and direction to be specified is ...
ML2T-2 is the dimensional formula for ...
Out of the following, which is not emitted by radioactive substance? ...