A. 180° – phase lag
B. Phase lag – 180°
C. Phase lag + 180°
D. Phase lag + 90°
A. Impulse
B. Step
C. Ramp
D. Sinusoidal
A. Used for the measurement of thermal radiation
B. An element which senses optical input and delivers thermal output
C. Both A. & B.
D. Neither A. nor B.
A. – 39 and 350
B. – 51 and 439
C. – 79 and 395
D. – 10 and 425
A. -1, -4
B. 1, 4
C. -2, -3
D. 2, 3
A. Linear
B. Parabolic
C. Exponential
D. Square root
A. A monotonic increase
B. A monotonic decrease
C. Initially increasing and then decreasing
D. Increasing decreasing and then increasing