Physics questions
20027 published questions with worked solutions.
- A 20 cm long capillary tube is dipped in water. The water rises up to 8 cm. If the entire arrangement is put in a freely falling...
- A gaseous mixture consists of 16 g of helium and 16 g of oxygen. The ratio C_p C_v of the mixture is
- The function ^2( t) represents
- Two simple harmonic motions are represented by the equation y_1 = 0.1 (100 t + 3 ) and y_2 = 0.1 t. The phase difference of the...
- If a simple harmonic motion is represented by d^2x dt^2 + x = 0, its time period is
- The bob of a simple pendulum is a spherical hollow ball filled with water. A plugged hole near the bottom of the oscillation bob...
- When two tuning forks (fork 1 and fork 2) are sounded simultaneously, 4 beats per second are heard. Now, some tape is attached on...
- An observer moves towards a stationary source of sound, with a velocity one fifth of the velocity of sound. What is the...
- Two point charges +8q and -2q are located at x = 0 and x = L respectively. The location of a point on the x axis at which the net...
- A fully charged capacitor has a capacitance ' C ' it is discharged through a small coil of resistance wire embedded in a...
- A parallel plate capacitor is made by stacking n equally spaced plates connected alternatively. If the capacitance between any...
- A moving coil galvanometer has 150 equal divisions. Its current sensitivity is 10 divisions per milliampere and voltage...
- Two sources of equal emf are connected to an external resistance R. The internal resistance of the two sources are R_1 and R_2...
- A heater coil is cut into two equal parts and only one part is now used in the heater. The heat generated will now be
- An energy source will supply a constant current into the load of its internal resistance is
- A magnetic needle is kept in a non-uniform magnetic field. It experiencesNot in JEE Advanced syllabus
- Two thin, long parallel wires separated by a distance 'd' carry a current of 'i' A in the same direction. They will
- Two concentric coils each of radius equal to 2 are placed at right angles to each other. 3 Ampere and 4 ampere are the currents...
- A uniform electric field and a uniform magnetic field are acting along the same direction in a certain region. If an electron is...
- A charged particle of mass m and charge q travels on a circular path of radius r that is perpendicular to a magnetic field B. The...