A particle of mass m is moving in a straight line with momentum p. Starting at time t = 0, a force F = kt acts in the same direction on the moving particle during time interval T so that its momentum changes from p to 3p. Here k is a constant. The value of T is :
a. |
2 |
b. |
|
c. |
|
d. |
2 |
A particle of mass m is moving in a straight line with momentum p. Starting at time t = 0, a force F = kt acts in the same direction on the moving particle during time interval T so that its momentum changes from p to 3p. Here k is a constant. The value of T is :
a. |
2 |
b. |
|
c. |
|
d. |
2 |
Seven capacitors, each of capacitance 2 F, are to be connected in a configuration to obtain an effective capacitance of
. Which of the combinations, shown in figures below, will achieve the desired value?
a. |
|
b. |
|
c. |
|
d. |
|
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