Physics-Motion and Force [NTSE Stage-1 (State-Level) Scholastic-Aptitude & Language Comprehension]: Questions 1 - 4 of 34

Access detailed explanations (illustrated with images and videos) to 1058 questions. Access all new questions- tracking exam pattern and syllabus. View the complete topic-wise distribution of questions. Unlimited Access, Unlimited Time, on Unlimited Devices!

View Sample Explanation or View Features.

Rs. 450.00 -OR-

How to register? Already Subscribed?

Question 1

Motion and Force
Edit

Question

MCQ▾

A helicopter, moving vertically upwards, releases a packet when it is at a certain height above the ground. The packet initially moves upwards for a time t 1 and then falls downwards for a time t 2 until it reaches the ground. Then

Choices

Choice (4)Response
a.Data insufficient
b.t1 < t2
c.t1 > t2
d.t1 = t2

Question 2

Motion and Force
Edit

Question

MCQ▾

A particle starts from rest, accelerates at 2 m/s 2 for 10 s and then goes for constant speed for 30 s and then decelerates at 4 m/s 2 till it stops. What is the distance travelled by it?

Choices

Choice (4)Response
a.850 m
b.800 m
c.750 m
d.700 m

Question 3

Motion and Force
Edit

Question

MCQ▾

A dip needle in a plane perpendicular to magnetic meridian will remain

Choices

Choice (4)Response
a.horizontal
b.at an angle of dip to the horizontal
c.vertical
d.in any direction

Question 4

Motion and Force
Edit

Question

MCQ▾

A person is standing in an elevator. In which situation, he finds his weight less than actual when

Choices

Choice (4)Response
a.the elevator moves downward with uniform velocity
b.the elevator moves upward with constant acceleration
c.the elevator moves upward with uniform velocity
d.the elevator moves downward with constant acceleration