AIIMS (All India Institute of Medical Sciences) Physics: Questions 76 - 80 of 500
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Question number: 76
» Magnetic Effects of Current and Magnetism » Electric Charge Moving in Magnetic Field
Appeared in Year: 1995
Question
A beam of electrons moving along + y direction enters in a region of uniform electric and magnetic fields. If the beam goes undeflected through this region then field (B) and (E) are directed respectively: [AIIMS]
Choices
| Choice (4) | Response | |
|---|---|---|
a. | -x axis and -y axis | |
b. | +z axis and -x axis | |
c. | -y axis and -z axis | |
d. | +x axis and -x axis | |
Question number: 77
» Electrostatics » Gauss's Law
Appeared in Year: 2003
Question
Shown below is a distribution of charges. The flux of electric field due to these charges through the surface S is: - [AIIMS]
A Distribution of Charges
Choices
| Choice (4) | Response | |
|---|---|---|
a. | Zero | |
b. |
| |
c. |
| |
d. |
| |
Question number: 78
» Work, Energy and Power » Kinetic Energy
Appeared in Year: 2001
Question
A body of mass 5 kg has momentum of . When a force of 0.2 N is applied on it for 10 seconds, what is the change in its kinetic energy: - [AIIMS]
Choices
| Choice (4) | Response | |
|---|---|---|
a. | 3.3J | |
b. | 4.4J | |
c. | 2.2J | |
d. | 1.1 J | |
Question number: 79
» Electromagnetic Induction & Alternating Currents » Electromagnetic Induction
Appeared in Year: 1996
Question
To induce an emf in a coil, the magnetic flux linking – [AIIMS]
Choices
| Choice (4) | Response | |
|---|---|---|
a. | Can either increase or decrease | |
b. | Must increase | |
c. | Must decrease | |
d. | Must remain constant | |
Question number: 80
» Laws of Motion » Centripetal Force
Question
A body of mass 5 kg is moving in a circle of radius 1 m with an angular velocity of . The centripetal force is –
Choices
| Choice (4) | Response | |
|---|---|---|
a. | 20 N | |
b. | 10 N | |
c. | 30 N | |
d. | 40 N | |