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Ashok0210

Asked: March 5, 2021In: Class 12 Physics

A 60 μF capacitor is connected to a 110 V, 60 Hz ac supply. Determine the rms value of the current in the circuit.

Class 12 Physics CBSE and UP Board Alternating Current Chapter-7 Exercise 7.4 NCERT Solutions for Class 12 Physics Chapter 7 Question 4

Ashok0210

Asked: March 5, 2021In: Class 12 Physics

A 44 mH inductor is connected to 220 V, 50 Hz ac supply. Determine the rms value of the current in the circuit.

Class 12 Physics CBSE and UP Board Alternating Current Chapter-7 Exercise 7.3 NCERT Solutions for Class 12 Physics Chapter 7 Question 3

Ashok0210

Asked: March 5, 2021In: Class 12 Physics

(a) The peak voltage of an ac supply is 300 V. What is the rms voltage? (b) The rms value of current in an ac circuit is 10 A. What is the peak current?

Class 12 Physics CBSE and UP Board Alternating Current Chapter-7 Exercise 7.2 NCERT Solutions for Class 12 Physics Chapter 7 Question 2

Ashok0210

Asked: March 5, 2021In: Class 12 Physics

Suppose the circuit in Exercise 7.18 has a resistance of 15 Ω. Obtain the average power transferred to each element of the circuit, and the total power absorbed.

Class 12 Physics CBSE and UP Board Alternating Current Chapter-7 Exercise 7.19 Additional Exercise NCERT Solutions for Class 12 Physics Chapter 7 Question 19

Ashok0210

Asked: March 5, 2021In: Class 12 Physics

A circuit containing a 80 mH inductor and a 60 μF capacitor in series is connected to a 230 V, 50 Hz supply. The resistance of the circuit is negligible. (a) Obtain the current amplitude and mis values. (b) Obtain the rms values of potential drops across each element. (c) What is the average power transferred to the inductor? (d) What is the average power transferred to the capacitor? (e) What is the total average power absorbed by the circuit? [‘Average’ implies ‘averaged over one cycle’.]

Class 12 Physics CBSE and UP Board Alternating Current Chapter-7 Exercise 7.18 Additional Exercise NCERT Solutions for Class 12 Physics Chapter 7 Question 18

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A 60 μF capacitor is connected to a 110 V, 60 Hz ac supply. Determine the rms value of the current in the circuit.

A 44 mH inductor is connected to 220 V, 50 Hz ac supply. Determine the rms value of the current in the circuit.

(a) The peak voltage of an ac supply is 300 V. What is the rms voltage? (b) The rms value of current in an ac circuit is 10 A. What is the peak current?

Suppose the circuit in Exercise 7.18 has a resistance of 15 Ω. Obtain the average power transferred to each element of the circuit, and the total power absorbed.

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