Correct option is C
The correct answer is (C) 200 J.
1. Calculate Power:
-
-
-
2. Calculate Energy:
-
-
-
Therefore, the heat energy produced by the lamp in 10 seconds is 200 Joules.
Suppose a lamp is connected to a battery of 10 V and current flowing through the lamp is 2 A. The heat energy produced by the lamp in 10 s is:
The correct answer is (C) 200 J.
1. Calculate Power:
2. Calculate Energy:
Therefore, the heat energy produced by the lamp in 10 seconds is 200 Joules.
In an Alternating Current (AC) circuit, the phase relationship between current and voltage depends on the circuit elements. Match the entries in Column - I with the appropriate relations in Column - II.
Column-I (Type of Circuit): i. Pure Resistance (R), ii. Pure Capacitance (C), iii. Pure Inductance (L), iv. R-L-C Series Circuit
Column-II (Phase Relationship): p. Current leads voltage by 90°, q. Current and voltage are in same phase, r. Current and voltage may or may not be in same phase, s. Current lags voltage by 90°
Select the correct matching option:
An electron possesses a negative charge of:
Suggested Test Series
Suggested Test Series
In an Alternating Current (AC) circuit, the phase relationship between current and voltage depends on the circuit elements. Match the entries in Column - I with the appropriate relations in Column - II.
Column-I (Type of Circuit): i. Pure Resistance (R), ii. Pure Capacitance (C), iii. Pure Inductance (L), iv. R-L-C Series Circuit
Column-II (Phase Relationship): p. Current leads voltage by 90°, q. Current and voltage are in same phase, r. Current and voltage may or may not be in same phase, s. Current lags voltage by 90°
Select the correct matching option:
An electron possesses a negative charge of: