NEET (NTA)-National Eligibility cum Entrance Test (Medical) Physics: Questions 1110 - 1114 of 2320

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Question number: 1110

» Ray Optics » Resolving Power of Microscopes and Astronomical Telescopes

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MCQ▾

Question

At normal levels of intensities, the eye is most sensitive to

Choices

Choice (4)Response

a.

Red green light

b.

Blue light

c.

Yellow light

d.

Red light

Question number: 1111

» Electromagnetic Induction & Alternating Currents » LCR Series Circuit

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MCQ▾

Question

For series LCR circuit, correct statements are

(1) Applied e. m. f. and potential difference across resistance may be in phase

(2) Applied e. m. f. and potential difference at inductor coil have phase difference of π/2

(3) Potential difference across resistance and capacitor have phase difference of π/2

(4) Potential difference at capacitor and inductor have phase difference of π/2

Select the correct answers and mark it according to the following codes:

Codes:

Choices

Choice (4)Response

a.

1 and 3 are correct

b.

2 and 4 are correct

c.

1 and 2 are correct

d.

1,2 and 3 are correct

Question number: 1112

» Electromagnetic Waves » Electromagnetic Spectrum » Others

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MCQ▾

Question

The frequency of 3 to 30 kHz is known as,

Choices

Choice (4)Response

a.

Medium frequency band

b.

Ultra high frequency band

c.

High frequency band

d.

Audio band

Question number: 1113

» Electromagnetic Induction & Alternating Currents » LCR Series Circuit

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MCQ▾

Question

The figure shows variation of R, X L and X C with frequency f in a series LCR circuit. Then for what frequency point, the circuit is inductive?

Graph of R, XL and XC

Graph of R, XL and XC

Figure shows the variation of R, XL and XC with frequency f in a LCR circuit.

Choices

Choice (4)Response

a.

A

b.

B

c.

C

d.

Question does not provide sufficient data or is vague

Question number: 1114

» Ray Optics » Mirror Formula

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MCQ▾

Question

An object is placed at a distance of 50 cm from a convex mirror. A plane mirror is placed in front of the convex mirror in such a way that it convers half of the convex mirror. If the distance between object and plane mirror is 30 cm then there is no parallax between the images formed by two mirrors, the radius of curvature of convex mirror will be:

Choices

Choice (4)Response

a.

25 cm

b.

50 cm

c.

100cm

d.

12.5 cm

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