Physics-
General
Easy
Question
In the figure, if the ammeter reads 5 A and voltmeter reads 50 V, then the resistance R is :
- 10
- greater than 10
- 5
- lower than 10
The correct answer is: greater than 10
Related Questions to study
physics-
A voltmeter reading up to 1000 mV is calibrated by a potentiometer. An emf of 1.08 V is balanced across 5.4 m length of the wire. When voltmeter reading is 0.9 V, the balancing length is 4.55 m. The error in the voltmeter reading is :
A voltmeter reading up to 1000 mV is calibrated by a potentiometer. An emf of 1.08 V is balanced across 5.4 m length of the wire. When voltmeter reading is 0.9 V, the balancing length is 4.55 m. The error in the voltmeter reading is :
physics-General
physics-
Which part represents the negative dynamic resistance ?
Which part represents the negative dynamic resistance ?
physics-General
physics-
Variation of current passing through a conductor at the voltage applied across its ends is varied as shown in the adjoining diagram. If the resistance is determined at the points A, B, C and D, we will find that resistances at :
Variation of current passing through a conductor at the voltage applied across its ends is varied as shown in the adjoining diagram. If the resistance is determined at the points A, B, C and D, we will find that resistances at :
physics-General
physics-
In the network shown in the figure, each resistance is 1 . The effective resistance between A and B is:
In the network shown in the figure, each resistance is 1 . The effective resistance between A and B is:
physics-General
physics-
In the circuit diagram, the potential difference across the plates of the capacitor C is :
In the circuit diagram, the potential difference across the plates of the capacitor C is :
physics-General
physics-
The equivalent resistance of the network shown in the figure between the points A and B is :
The equivalent resistance of the network shown in the figure between the points A and B is :
physics-General
physics-
In the arrangement of resistances shown in the figure, the potential difference between the points B and D will be zero when the unknown resistance X is :
In the arrangement of resistances shown in the figure, the potential difference between the points B and D will be zero when the unknown resistance X is :
physics-General
physics-
What will be the equivalent resistance between the two points A and D ?
What will be the equivalent resistance between the two points A and D ?
physics-General
physics-
In the circuit diagram shown below, the magnitude and direction of the flow of current respectively would be:
In the circuit diagram shown below, the magnitude and direction of the flow of current respectively would be:
physics-General
physics-
In the given current distribution, what is the value of I ?
In the given current distribution, what is the value of I ?
physics-General
physics-
The current in the branch CD in the circuit shown below will be :
The current in the branch CD in the circuit shown below will be :
physics-General
physics-
In the following figure, the reading of the ammeter A, when the internal resistance of the battery is zero is :
In the following figure, the reading of the ammeter A, when the internal resistance of the battery is zero is :
physics-General
physics-
Electric current is generated by :
Electric current is generated by :
physics-General
physics-
A network of four capacitors of capacity equal to C1 = C, C2 =2C, C3 = 3C and C4 = 4C are conducted in a battery as shown in the figure. The ratio of the charges on C2 and C4 is :
A network of four capacitors of capacity equal to C1 = C, C2 =2C, C3 = 3C and C4 = 4C are conducted in a battery as shown in the figure. The ratio of the charges on C2 and C4 is :
physics-General
physics-
A finite ladder is constructed by connecting several sections of 2
, 4 capacitor combinations as shown in figure. It is terminated by a capacitor of capacitance C. What value should be chosen for C such that the equivalent capacitance of the ladder between the points A and B becomes independent of the number of sections in between.
A finite ladder is constructed by connecting several sections of 2, 4 capacitor combinations as shown in figure. It is terminated by a capacitor of capacitance C. What value should be chosen for C such that the equivalent capacitance of the ladder between the points A and B becomes independent of the number of sections in between.
physics-General
