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Hong Kong was ranked as the costliest city for international workers in Mercer’s 2024 cost of living data.
The energy emitted by the Sun is primarily due to what process?
The distance between the focus and the centre of curvature of a spherical mirror in terms of the radius of curvature R, is equal to:
Two long parallel wires 2 cm apart carry 5 A and 3 A currents in the same direction. What is the force per unit length on one wire?
A rubber ball is dropped from a height of 2 metres. To what height will it rise if there is no loss of energy/velocity after rebounding?
Which of the following statements is incorrect for a Zener diode in breakdown region?
A 220 V, 50 Hz AC supply is connected across a coil of resistance 10 Ω and inductance 0.1 H. Calculate the power consumed in the coil.
A particle starts from rest and accelerates uniformly at 2 m/s² for 10 seconds, then moves with constant velocity for 5 seconds, and finally decelerat...
Which of the following statement is true for a wavelength of 1000 nm. A p-n photodiode is fabricated from a semiconductor with band gap of 1.9 eV.
A particle is moving along a circular path of radius r with constant speed. The acceleration of the particle is:
A sphere of radius 1m encloses a charge of 10μC. Another charge of −5μC is placed inside the sphere. The net electric flux would be :
