Physics questions
20027 published questions with worked solutions.
- A body of mass 2 kg begins to move under the influence of time dependent force F = (2t i + 6t^2 j) N, where î and ĵ are unit...
- An inductor of 10 mH, capacitor of 0.1 μF and a resistor of 100 Ω are connected in series across an a.c power supply 220 V, 70...
- Match the LIST-I with LIST-II List-I: A. Planck's constant, B. Stopping potential, C. Work function, D. Threshold frequency...
- Two cars A and B are moving in the same direction along a straight line with speeds 100 km/h and 80 km/h, respectively such that...
- At t=0, a body of mass 100 g starts moving under the influence of a force (5î+10ĵ) N. After 2 s its position is (2xî+5yĵ) m. The...
- If x and y coordinates of a projectile as a function of time (t) are given as 24t and 43.6t − 4.9t², respectively, then the angle...
- The height in terms of radius of the earth (R), at which the acceleration due to gravity becomes g/9, where g is acceleration due...
- A metal string A is suspended from a rigid support and its free end is attached to a block of mass M. Second block having mass 2M...
- Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R Assertion A: If the average...
- The temperature of a metal strip having coefficient of linear expansion α is increased from T₁ to T₂ resulting in increase of its...
- A rigid dipole undergoes a simple harmonic motion about its centre in the presence of an electric field E_1=E_0 x. If another...
- Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R Assertion A: In...
- A solenoid has a core made of material with relative permeability 400. The magnetic field produced in the interior of solenoid is...Not in JEE Advanced syllabus
- A magnetic field vector in an electromagnetic wave is represented by B=B_0 (2 t- 2 x ) j. Its associated electric field vector is...
- A convex lens is made from glass material having refractive index of 1.4 with same radius of curvature on both sides. The ratio...
- An unpolarized light of certain intensity passes through a combination of two polarizers whose transmission axes are at 30° and...
- Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R Assertion A: A diode under...Not in JEE Advanced syllabus
- A diode has Zener voltage of 10 V and maximum power dissipation of 0.5 W, then the minimum resistance to be used in series with...
- A gun mounted on the ground fires bullets in all directions with same speed. The farthest distance the bullets could reach is 6.4...
- A circular coil of radius 2 cm and 125 turns carries a current of 1 A. The coil is placed in a uniform magnetic field of...