UPPCL EE Technical Quiz 6

The h-parameter equivalent circuit of a transistor is valid for

In hot wire instrument, hot wire made up of which material?

Consider a parallel circuit as shown in figure below,

Let φ₁ and φ₂ be the magnitude of impedance angle of branch 1 and 2 respectively & given that C >> L. Then which of the following relation is true.

Let self-inductances of two coils are L₁ = 2 H and L₂ = 8 H. The coil L₁ produces a magnetic flux of 80 µWb of which only 60 µWb are linked with the coil L₂. Calculate the mutual inductance of the two coils.

Which of the following statement is not true?

According to Stefan’s Law of radiation, heat radiated by a hot body is

According to torque-speed characteristics of three phase Induction motor, which of the following mode is carried, when slip lies between 1 and 2.

The contents of Register (B) and Accumulator (A) of 8015 microprocessor are 49_H and 3A _H respectively. The contents of A and the status of Carry flag (CY) and Sign flag (S) after executing SUB B instruction are

EBCDIC is abbreviated as

Which electrical component is represented by the following given symbol: