NEET (2024 Updated)-National Eligibility cum Entrance Test (Medical) Physics: Questions 401 - 404 of 5119

Choose Programs:

📹 Video Course 2024 (8 Lectures [3 hrs : 4 mins]): Offline Support

Rs. 100.00 -OR-

1 Month Validity (Multiple Devices)

Preview All LecturesDetails

⏳ 🎯 Online Tests (5 Tests [50 questions each]): NTA Pattern, Analytics & Explanations

Rs. 500.00 -OR-

3 Year Validity (Multiple Devices)

Sample TestsDetailsSee Demo

🎓 Study Material (575 Notes): 2024-2025 Syllabus

Rs. 650.00 -OR-

3 Year Validity (Multiple Devices)

Topic-wise Notes & SampleDetails

🎯 5119 MCQs (& PYQs) with Full Explanations (2024-2025 Exam)

Rs. 750.00 -OR-

3 Year Validity (Multiple Devices)

CoverageDetailsSample Explanation

Help me Choose & Register (Watch Video) Already Subscribed?

Question 401

Question MCQ▾

When the zero of the circular scale of a screw gauge coincides with the zero of the main scale before A and B come in contact then the instrument has which type of error?

Micrometer Screw Gauge

Choices

Choice (4)Response

a.

Positive zero error

b.

Can՚t be said anything

c.

No zero error

d.

Negative zero error

Edit

Question 402

Question MCQ▾

In a screw gauge, the zero of main scale coincides with fifth division of circular scale in figure (i) . The circular divisions of screw gauge are 50. It moves 0.5 mm on main scale in one rotation. The diameter of the ball in figure (ii)

Screw Gauge – with 50 Circular Divisions
Screw Gauge with Ball

Choices

Choice (4)Response

a.

1.20mm

b.

2.20mm

c.

1.25mm

d.

1.25rnm

Edit

Question 403

Question MCQ▾

Identical point charges, each having + q charge, are fixed at each of the points x = x0 , x = 3x0 , x = 5x0 … infinite, on the x-axis and an identical point charges, each having -q charge, are fixed at each of the points x = 2x0 , x = 4x0 , x = 6x0 … infinite. Here x0 is a positive constant. Potential at the origin due to the above system of charges is ,

Choices

Choice (4)Response

a.

0

b.

c.

d.

Edit

Question 404

Question MCQ▾

A ship is steaming towards east at a speed of 12 ms-1 . A woman runs across the deck at a speed of 5 ms-1 in the direction at right angles to the direction of motion of the ship i.e.. towards north. What is the velocity of the woman relative to sea?

Choices

Choice (4)Response

a.

5 m/s

b.

17 m/s

c.

13 m/s

d.

12 m/s

Edit