Electromagnetic waves transport___________________?
Electromagnetic waves transport___________________?
A. Energy
B. Momentum
C. Mass
D. Heat
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When velocity time graph is a straight line parallel to time axis then__________________?
When velocity time graph is a straight line parallel to time axis then__________________?A. acceleration is const
B. acceleration is variable
C. acceleration is zero
D. velocity is zeroNuclei having the same mass number but different atomic number are____________?
Nuclei having the same mass number but different atomic number are____________?A. Isotopes
B. Isobars
C. Isotones
D. IsomersThe highest value of escape velocity in solar system is planet____________________?
The highest value of escape velocity in solar system is planet____________________?A. Earth
B. Neptune
C. Jupiter
D. MoonOne light year is equal to________________?
One light year is equal to________________?A. 9.5x1015m
B. 9.5x1015sec
C. 9.5x1015Km
D. 9.5x1015cmWhich one of the following cannot be polarized ?
Which one of the following cannot be polarized ?A. radio waves
B. ultraviolot rays
C. X-rays
D. sound wavesPair production cannot take place in a vacuum as ________________?
Pair production cannot take place in a vacuum as ________________?A. Mass is not conserved
B. Energy is not conserved
C. Momentum is not conserved
D. The chargee is not conserved