GATE 2016 EE: Is y(t) = x(t)cos(t) Linear, Non-Linear, Time-Invariant, Time-Varying?

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Electrical Engineering > GATE 2016 SET-1 > System Properties

Consider a continuous-time system with input x(t) and output y(t) given by y(t) = x(t)cos(t). This system is

A

linear and time-invariant

B

non-linear and time-invariant

C

linear and time-varying

D

non-linear and time-varying

Correct : c

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