What is interference of light? Mention the condition for (A) constructive and (B) destructive interference.
Explain Maxwell's displacement current and write its equation. What is the phase difference between it and the conduction current?
A coil has a resistance of 10 Ω and inductance of 0.4 Henry. It is connected to an AC source of 6.5 V, 30 Hz. Find the average power consumed in the circuit.
What is the value of resistance of ideal ammeter and ideal voltmeter? Why are an ammeter and a voltmeter respectively connected in series and parallel in a circuit?
The skill of listening non-judgementally is essential in first aid of mental health(True/False).
If you experience positive emotions regularly, you will feel less energetic(True/False).
Define Mutual Inductance. Show that Henry = Newton Meter / Ampere².
Scientists, musicians, poets, fashion designers, interior decorators, etc. think in a creative way(True/False).
Sahil’s mental age is 12 and chronological age is 10, so his intelligence is above average(True/False).
In the given circuit, find the potential difference between \( A \) and \( B \).
An experimenter is a person on whom the experiment is conducted(True/False).
What is total internal reflection and critical angle? What is the working principle of Optical Fibre.
The intensity of the magnetic field \( B \) due to a current-carrying circular coil of radius 12 cm at its center is \( 0.5 \times 10^{-4} \, \text{Tesla} \) perpendicular to the plane of the coil upward. Calculate the magnitude and direction of current flowing in the coil.
Deduce the formula of torque on an electric dipole placed in a uniform electric field.
Calculate the energy equivalence of unified atomic mass unit.
Match the words from group ‘A’ and ‘B’ appropriately:
Define the 'wavefront' of a wave.
Ionisation energy of Hydrogen atom is 13.6 eV. In a state where \( n = 2 \), what will be ionisation energy of its electron?
Deduce the dimensional equation of self-inductance.
State Ampere's Circuital Law.
Write the equation for the relationship between specific conductivity (\( \sigma \)) and drift velocity (\( v_d \)).
