The mode of transference of heat which does not require a...
The mode of transference of heat which does not require any material medium is
conduction
convection
evaporation
radiation
transmission
Correct answer is D
Radiation is the emission or transmission of energy in the form of waves or particles through space or through a material medium.
A dynamo primarily combines ...
A metal rod has a length of 100cm at 200°C. At what temperature will its length be 99.4cm. If th...
Consider the wave equation y = 5mm sin [1cm\(^{-1}\)x - 60s\(^{-1}\)t]. The wave number is?...
In the hydraulic press, the force F applied is related to the diameter d of the cylinder by ...