Practice questions
88551 published questions with worked solutions.
- In an experiment with photoelectric effect, the stopping potential.
- A point charge causes an electric flux of –2 × 10^4 Nm^2C^ -1 to pass through a spherical Gaussian surface of 8.0 cm radius,...
- A plane electromagnetic wave propagates along the + x direction in free space. The components of the electric field, E and...
- A sand dropper drops sand of mass m(t) on a conveyer belt at a rate proportional to the square root of speed (v) of the belt,...
- A convex lens mode of glass (refractive index = 1.5) has focal length 24 cm in air. When it is totally immersed in water...
- Match List-I with List-II. List-I: (A) Young's Modulus (B) Torque (C) Coefficient of Viscosity (D) Gravitational Constant...
- Match List-I with List-II. List-I: (A) Magnetic induction (B) Magnetic intensity (C) Magnetic flux (D) Magnetic moment List-II:...Not in JEE Advanced syllabus
- The magnetic field inside a 200 turns solenoid of radius 10 cm is 2.9 × 10^ -4 Tesla. If the solenoid carries a current of 0.29...
- A parallel plate capacitor consisting of two circular plates of radius 10 cm is being charged by a constant current of 0.15 A. If...
- A physical quantity Q is related to four observables a, b, c, d as follows : Q = ab^4 cd where, a = (60 ± 3)Pa; b = (20 ± 0.1)m;...
- Two planets, A and B are orbiting a common star in circular orbits of radii R_A and R_B, respectively, with R_B = 2R_A. The...
- Two cars P and Q are moving on a road in the same direction. Acceleration of car P increases linearly with time whereas car Q...
- The calculated spin-only magnetic moments of K_3[Fe(OH)_6] and K_4[Fe(OH)_6] respectively are :
- Statement (I) : In partition chromatography, stationary phase is thin film of liquid present in the inert support. Statement (II)...
- Identify the essential amino acids from below : (A) Valine (B) Proline (C) Lysine (D) Threonine (E) Tyrosine Choose the correct...
- Consider the equilibrium CO(g) + 3H_2(g) CH_4(g) + H_2O(g) If the pressure applied over the system increases by two fold at...
- Statement (I) : NaCl is added to the ice at 0°C, present in the ice cream box to prevent the melting of ice cream. Statement (II)...
- Statement (I) : On nitration of m-xylene with HNO_3, H_2SO_4 followed by oxidation, 4-nitrobenzene-1, 3-dicarboxylic acid is...
- Match List-I with List-II : List-I (Applications): (A) Transistors (B) Hearing aids (C) Invertors (D) Apollo space ship List-II...
- O_2 gas will be evolved as a product of electrolysis of : (A) an aqueous solution of AgNO_3 using silver electrodes. (B) an...