Quiz

Q1. Three resistances of 75 ohms each are connected in delta, the value of equivalent star resistances will be

Q2. A capacitor that stores a charge of 0.5 C at 10 volt has capacitance of___________farad

Q3. For a frequency of 200 Hz the time period will be

Q4. The average value of half wave rectified voltage with a peak value of 200 V is________.

Q5. Three capacitors of 15 \(\mu F\), 25 \(\mu F\) and 40 \(\mu F\) are connected in parallel across a 250 V supply. Find the amount of energy stored.

Q6. A RLC series circuit at resonance frequency remains.

Q7. Two coils, each one having self inductance of 10 H. are coupled such that the mutual inductance between them is 4 H. Find the coefficient of the coupling between the coils.

Q8. E.M.F can be induced in a circuit by___________________.

Q9. Which of the following factor have value of 1.1 for sinusoidal alternating current only?

Q10. State true or false for the following statements.
1. All meshes are loops but all loops are not meshes.
2. Kirchhoff's laws cannot be applied to non-linear circuits.