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Replace ‘of’ by ‘in’. Because ‘decline of an empire/decline of a party’ can be used but with nouns like ‘prices’, ‘moral’, we use ‘decline in’. Hence option ‘A’ has an error.
Angle of friction and angle of repose are
The ratio of the amplitudes of the electric field and magnetic field strengths has the same dimensions as that of:
Focal length of a concave lens with power –2 D:
The energy emitted by the Sun is due to
The spokes used in the wheel of a bicycle increase its –
The dimensions of angular momentum are:
What is the SI unit of magnetic flux?
The energy emitted by the Sun is primarily due to what process?
What was invented by 'Zacharias Janssen'?
Light from the Sun reaches us in nearly