Iif the X2 and Y2 inputs to a linear multiplier are grounded ...

[dollx]

Iif the X2 and Y2 inputs to a linear multiplier are grounded
 
  A) it is being used in differential mode B) it is used in an AM modulator
  C) t is being used in single-ended mode D) there is no output

Question 2

An AD532 has the following inputs: (X1 - X2)(Y1 - Y2 ) = 15.6 V2. This means the output voltage will be
 
  A) 15.6 V B) 1.56 V C) 24.3 V D) 1.56 V2

[gasdhashg]

Answer to Question 1

C

Answer to Question 2

B