NEET (NTA)-National Eligibility cum Entrance Test (Medical) Physics: Questions 1685 - 1689 of 2184

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Question number: 1685

» Oscillations and Waves » Simple Harmonic Motion » Oscillations of a Spring

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MCQ▾

Question

A spring of force constant k is cut into two pieces such that one piece is double the length of the other. Then the long piece will have a force constant of

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 1686

» Oscillations and Waves » Simple Harmonic Motion » Energy

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Assertion-Reason▾

Question

Assertion (Ꭺ)

The graph of total energy of a particle in SHM w. r. t, position is a straight line with zero slope.

Reason (Ꭱ)

Total energy of particle in SHM remains constant throughout its motion.

Choices

Choice (4) Response

a.

Both Ꭺ and Ꭱ are true and Ꭱ is the correct explanation of Ꭺ

b.

Both Ꭺ and Ꭱ are true but Ꭱ is NOT the correct explanation of Ꭺ

c.

Ꭺ is false but Ꭱ is true

d.

Ꭺ is true but Ꭱ is false

Question number: 1687

» Oscillations and Waves » Simple Pendulum

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MCQ▾

Question

The length of a simple pendulum is increased by 5%. Its time period will

Choices

Choice (4) Response

a.

Increase by 3.5%

b.

Increase by 2.5%

c.

Increase by 2%

d.

Decrease by 5%

Question number: 1688

» Electronic Devices » Logic Gates (Or, and, NOT, NAND and Nor)

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MCQ▾

Question

For the given combination of gates, if the logic states of inputs A, B, C are as follows A = B = C = 0 and A = B = l, C = 0 then the logic states of output D are

Circite diagram consists of two Logic Gates.

Circite Diagram Consists of Two Logic Gates.

Image of Circite diagram consists of two Logic Gates.

Choices

Choice (4) Response

a.

0,0

b.

1,0

c.

0,1

d.

1,1

Question number: 1689

» Electronic Devices » Logic Gates (Or, and, NOT, NAND and Nor)

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MCQ▾

Question

The following truth table is forTable must have a capti

Truth table for logic gate

Here table describe the inputs and output truth table to logic operator

A

B

X

0

0

1

0

1

0

1

0

0

1

1

1

Choices

Choice (4) Response

a.

XOR

b.

XNOR

c.

OR

d.

AND