A choke of 10 H carries a current of 500 mA. Calculate the energy stored (in J) in form of magnetic field by the choke.
Pitch factor is the ratio of EMF of
If the load resistance decreases in a Zener regulator, the series current
Calculate the fastest rise time (in ms) a sine wave can have to be produced by a CRO, if the bandwidth is 35 Hz.
A polynomial, s3 + 2s2 – 2s + 4. The number of roots of the polynomial on the open left half of complex s-plane is-
What will be the susceptibility of a material Kept in free space if the field strength of the material is 0.2 × 107 A-m–1 and the flux density of material is 10T?
Rating of fuse is expressed in terms of:
Which of the following statements is correct?
What should be ideal volatility and ideal viscosity of the transformer oil?
The electron-hole pairs are generated by
An ammeter is obtained by shunting a 30 Ω Galvanometer with 30 Ω resistance. What additional shunt should be connected across it to double the range?
The impulse response of the given transfer function will be-
If the conductivity of copper is ‘a’ mho/m then conductivity of aluminum will be around:
Which of the following colour code sequence is correct for the resistor R = 56 × 1 MΩ ± 1%?
A cable has inductance of 10 mH per km and capacitance of 25 µF per km. The surge impedance of cable is
Dynamic stability of a power system disturbance lasting time period is?
Call instruction when executed by 8085 microprocessor needs
For practical purpose, the signal to noise ratio for acceptable quality transmission of analog signals and digital signals respectively are
A signal is to be digitally encoded with a resolution of 0.02%. The voltage range is 0 – 8V. What is the analog value of LSB?
The expression of trigonometrical Fourier series coefficient in terms of exponential Fourier series coefficient is