NEET (NTA)-National Eligibility cum Entrance Test (Medical) Physics: Questions 327 - 330 of 2142

Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 2142 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. View Sample Explanation or View Features.

Rs. 550.00 or

Question number: 327

» Electrostatics » Capacitors

MCQ▾

Question

Two dielectric slabs of constant K 1 and K 2 have been filled in between the plates of a capacitor as shown below. What will be the capacitance of the capacitor?

Capacitor - Two dielectric slabs of constant K1 and K2

Capacitor - Two Dielectric Slabs of Constant K1 and K2

Two dielectric slabs of constant K1 and K2 have been filled in between the plates of a capacitor

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 328

» Electrostatics » Coulomb's Law

MCQ▾

Question

In the rectangle shown below, the two corners have charges q 1 = -5 μC and q 2 = +2.0 μC. Find the force acting on the q 2 due to q 1.

Rectangular image given having charge values

Rectangular Image Given Having Charge Values

In figure the rectangular having two charges at corners q1=-5 μC and q2 =+2.0 μC.

Choices

Choice (4) Response

a.

-60N

b.

-30N

c.

-20N

d.

-40N

Question number: 329

» Laws of Motion » Force and Inertia

MCQ▾

Question

A stone of mass 1 kg tied to a light inextensible string of length L = 10/3 m is whirling in a circular path of radius L in a vertical plane. If the ratio of the maximum tension in the string to the minimum tension in the suing is 4 and if g is taken to be 10m/sec2, the speed of the stone at the highest point of the circle is

Choices

Choice (4) Response

a.

10√3m/Sec

b.

10 m/sec

c.

20 m/sec

d.

5√2m/sec

Question number: 330

» Rotational Motion » Angular Momentum

MCQ▾

Question

A particle performs uniform circular motion with an angular momentum L. If the frequency of a particle’s motion is doubled and its kinetic energy is halved, the angular momentum becomes.

Choices

Choice (4) Response

a.

L/2

b.

4 L

c.

L/4

d.

2 L

f Page