NSTSE (National Science Talent Search Exam- Unified Council) Class 9: Questions 1532 - 1537 of 2000

Access detailed explanations (illustrated with images and videos) to 2000 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. Subscription can be renewed yearly absolutely FREE! View Sample Explanation or View Features.

Rs. 550.00 or

How to register?

Question number: 1532

» Chemistry » Atoms & Molecules

Edit
MCQ▾

Question

How many number of moles does 168g of iron contain?

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 1533

» Physics » Gravitation & Pressure

Edit
MCQ▾

Question

If mass of the planet is three times of original mass, and radius of the planet is of the original radius, then the acceleration due to gravity is:

( is the original acceleration due to gravity).

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 1534

» Physics » Work, Energy & Power

Edit
MCQ▾

Question

A particle of mass has a velocity at a certain instant. So, kinetic energy is:

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 1535

» Physics » Motion

Edit
MCQ▾

Question

In , a ball covered its of its journey when it freely falling from top of a tower. The time taken to reach ground is:

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 1536

» Physics » Motion

Edit
MCQ▾

Question

An object projected vertically upward from top of a building of height , reaches the ground in . If it is projected vertically downward direction from same position with same velocity, it reaches the ground in . If it falls freely from the same height, then time taken to reach ground is –

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 1537

» Physics » Work, Energy & Power

Edit
MCQ▾

Question

Water is falling at the rate of per . The height of the fall is about . The potential energy of water when it falls on the blades will be conveyed to them and is converted into of blades. Take the value of as . Estimate the power that could be generated, if energy is not lost otherwise.

Choices

Choice (4) Response

a.

b.

c.

d.

Developed by: