Class VIII Sample Paper 3 for NSEJS, JEE Main & JEE Advanced

What is the net force acting on the stone during its upward motion?

50 N, downward (correct)
zero
5 N, downward
0.5 N, upward

At the highest point where the stone is momentarily at rest, what is the net acceleration acting on the stone?

zero (correct)
10 m/s^2, downward
10 m/s^2, first upward later downward
10 m/s^2, upward

When resistances are connected in series in an electric circuit, what happens to the current passing through each device?

It is different for each device
It increases for each device
It decreases for each device
It remains the same for each device (correct)

What is the consequence of neglecting air friction in the stone's vertical upward motion?

The stone's motion will not be affected (B) Signup and view all the answers

Which of the following quantities affects the net acceleration of the stone at its highest point?

Mass of the stone (B) Signup and view all the answers

If two resistances are connected in series in an electric circuit, how does adding more resistances affect the total circuit current?

Decreases (A) Signup and view all the answers

If a person sells a product at a rate equal to the cost price, what is the resulting financial outcome?

Break-even (C) Signup and view all the answers

In the context of the text, what defines profit?

Selling price greater than cost price (D) Signup and view all the answers

A person sold 200 chairs and incurred a loss equal to the selling price of 20 chairs. What was the percentage of loss?

25% (A) Signup and view all the answers

When an article is sold at a 16% gain, what does this indicate?

Selling price is higher than cost price by 16% (C) Signup and view all the answers

In the given scenario, how much more could the article have been sold for to achieve a 20% gain?

Rs. 300 (C) Signup and view all the answers

If an article was sold at a loss of Rs. 500 and its cost price was Rs. 3000, what was the loss percentage?

15% (C) Signup and view all the answers

What is the loan amount?

Rs. 6000 (C) Signup and view all the answers

In the situation with the two blocks, what is the acceleration of the 3 kg block when a 20 N force is applied?

$\frac{20}{3}$ m/s^2 (C) Signup and view all the answers

What is the net force acting on the 7 kg block?

0 N (A) Signup and view all the answers

What is the force acting between the 3 kg and 7 kg blocks?

6 N (A) Signup and view all the answers

In the ball drop situation, if the ball rebounds to a height h after dropping from H, what is the ratio of h to H?

$\frac{1}{2}$ (C) Signup and view all the answers

If the ball were dropped in a vacuum, how would the rebound height compare to the case in air?

It would be higher (D) Signup and view all the answers

What is the maximum duration of the exam?

90 minutes (D) Signup and view all the answers

What happens if the details regarding the class or paper are incorrectly filled on the OMR sheet?

It may lead to inaccurate outcomes or results (B) Signup and view all the answers

How many sections does this question paper consist of?

3 sections (A) Signup and view all the answers

What is the advised time allocation for each section?

30 minutes for each section (C) Signup and view all the answers

Can a student switch to another section if they find the current section easy?

No, they must continue with the current section (D) Signup and view all the answers

What is the consequence of opening the next section before completing the allotted time for the preceding section?

It is not permitted (C) Signup and view all the answers