Rankers Physics

Uncategorized: Practice Problem & Solution

In the circuit shown: Physics diagram: In the circuit shown:
I = - 2.5 A, V = – 3.5 V
I = 2.5 A, V = 3.5 V
I= – 2.5 A, V = 3.5 V
I= 2.5 A, V = –3.5 V

No solution provided for this question.

Leave a Reply

Your email address will not be published. Required fields are marked *

Similar Practice Questions

Explore conceptually related problems to test your knowledge.

1. A black body is at $727^{\circ}\text{C}$. It emits energy at a rate which is proportional to (2007)
2. Two stones of masses (m) and (2m) are whirled in horizontal circles, the heavier one in a radius (r/2) and the lighter one in radius (r). The tangential speed of lighter stone is (n) times that of the value of heavier stone when they experience same centripetal forces. The value of (n) is: (2015 Re)
3. 38. A photo-cell is illuminated by a source of light, which is placed at a distance d from the cell. If the distance become d/2, then number of electrons emitted per second will be: (2001)
4. Three stars A, B, C have surface temperatures $T_A$, $T_B$, $T_C$ respectively. Star A appears bluish, star B appears reddish and star C yellowish. Hence, (2020-Covid)
5. For a black body at temperature $727^{\circ}\text{C}$, its radiating power is $60 \text{ watt}$ and temperature of surrounding is $227^{\circ}\text{C}$. If temperature of black body is changed to $1227^{\circ}\text{C}$ then its radiating power will be: (2002)