1. Pulse duration
2. Interval between two pulses
3. Amplitude of the pulse
4. Rise time of a pulse

Assertion (A): A GTO can be turned on and turned off by gate pulses

Reason (R): A GTO can be turned off by negative gate pulse.

Assertion (A): The impedance of a series resonant circuit is minimum at resonance.

Reason (R): Resonance condition implies unity power factor condition.

Match the following:

1. The first letter of a Java variable is lower case.
2. Each successive word in Java variable begins with a capital letter.
3. All other letters are lower case.
4. A Java variable can have a digit as first character.

Assertion (A): Diamond and carborudum are both very hard materials.

Reason (R): Valence band can be extremely strong.

1. Taking 2's complement is equivalent to sign change.
2. In the 2's complement representation the most significant bit (MSB) is zero for a positive number.
3. In a 4 bit binary representation of a binary number A, A + 1's complement of A = 2⁴.