When the frequency of the AC voltage applied to a series LCR circuit is gradually increased from a low value, the impedance of the circuit

A bullet of mass 4.2 × 10⁻² kg, moving at a speed of 300 ms⁻¹, gets stuck into a block with a mass 9 times that of the bullet. If the block is free to move without any kind of friction, the heat generated in the process will be

When a semiconducting device is connected in series with a battery and a resistance, a current is found to flow in the circuit. If however, the polarity of the battery is reversed, practically no current flows in the circuit. The device may be

In the circuit given below, the binary inputs at A and B are both 1 in one case and both 0 in the next case. The respective outputs at Y in these two cases will be

A block of mass 1 kg starts from rest at x = 0 and moves along the X-axis under the action of a force F = kt, where t is time and k = 1 Ns⁻¹. The distance the block will travel in 6 seconds is

Consider the circuit given below. The potential difference V_BC between the points B and C is

Directions: One or more answer(s) is (are) correct.

Two long parallel wires separated by 0.1 m carry currents of 1 A and 2 A, respectively in opposite directions. A third current-carrying wire parallel to both of them is placed in the same plane such that it feels no net magnetic force. It is placed at a distance of

Which of the following has the dimension of [ML⁰T^-2] ?

Dissolving NaCN in de-ionised water will result in a solution having

Which of the following atoms should have the highest I^st electron affinity?

The correct order of acid strengths of benzoic acid ( X ), peroxybenzoic acid ( Y ) and p-nitrobenzoic acid ( Z ) is

The yield of acetanilide in the reaction (100% conversion) of 2 moles of aniline with 1 mole of acetic anhydride is

ADP and ATP differ in the number of

For the reaction given below

the structure of the product Q is

The equation of the plane through (1, 2, -3) and (2, -2, 1) and parallel to X-axis is

If p, q are odd integers, then the roots of the equation 2px² + (2p + q)x +q = 0 are

The focus of the conic x² - 6x + 4y + 1= 0 is

Find the value of I if,