NEET (NTA)-National Eligibility cum Entrance Test (Medical) Physics: Questions 1451 - 1454 of 2320

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Question number: 1451

» Properties of Solids & Liquids » Specific Heat Capacity

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MCQ▾

Question

A student takes 50 gm wax (specific heat = 0.6 kcal/kg °C) and heats it till it boils. The graph between temperature and time is as follows. Heat supplied to the wax per minute and boiling point are respectively.

Temperature vs time graph - 50gm wax

Temperature vs Time Graph - 50gm Wax

Choices

Choice (4)Response

a.

1500 cal, 200°C

b.

500 cal, 50°C

c.

1000 cal, 100°C

d.

1000 cal, 200°C

Question number: 1452

» Wave Optics » Young's Double Slit Experiment

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Question

In a Young’s double slit experiment, the separation between the slits is 0.10 mm, the wavelength of light used is 600 nm and the interference pattern is observed on a screen 1.0 m away. Find the separation between the successive bright fringes.

Choices

Choice (4)Response

a.

6.6 mm

b.

6 cm

c.

6.0 mm

d.

6 m

Question number: 1453

» Properties of Solids & Liquids » Terminal Velocity

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MCQ▾

Question

A large open tank has two holes in the wall. One is a square hole of side L at a depth y from the top and the other is a circular hole of radius if at a depth 4y from the top. When the tank is completely filled with water the quantities of water flowing out per second from both the holes are the same. Then R is equal to

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 1454

» Atoms and Nuclei » Hydrogen Spectrum

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MCQ▾

Question

The Lyman series of hydrogen spectrum lies in the region

Choices

Choice (4)Response

a.

Infrared

b.

Ultraviolet

c.

Visible

d.

X-rays

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