Question
Which of the Indian Port is also known as the ‘Queen
of Arabian Sea’?Solution
The Kochi Port is known as the ‘Queen of Arabian Sea’ as it was the centre of the Indian spices trade for many centuries.Â
The half-life of a radioactive substance is 10 days. The time in which only 1/8th of the original substance remains is:
Let the electric field part of an electromagnetic wave is E = {(2.3 N/C) cos [(1.2 rad/m) y + (2.4 × 108 rad/s)t]} î.
Compute the...
A particle is projected such that its velocity vector sweeps equal angles with horizontal at equal time intervals. The motion is best described as:
The part of the eye having the largest refractive index is -
When a cannonball is fired, its motion is an example of which type of motion?
A copper block of mass 3 kg is heated in a furnace to a temperature of 450°C and then placed on a large ice block. Find the maximum amount of ice that...
Which of the following is an alpha particle which is emitted in radioactivity?
Which of the following is NOT a non-contact force?
Two cities are 125 km apart. Electric power is sent from one city to another city through copper wires. The fall of potential per km is 9.6 volt and the...
Which of the following is the energy quantum of radiation?
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