Alpha Question Bank for Medical: Physics>Chapter 5 - Laws of Motion>Exercise-3>Q 14

MEDIUM

NEET

IMPORTANT

Earn 100

Two forces $P$ and $Q$ of magnitude $2 F$ and $3 F$ , respectively, are at an angle $θ$ with each other. If the force $Q$ is doubled, then their resultant also gets doubled. Then, the angle $θ$ is

50% studentsanswered this correctly

Important Questions on Laws of Motion

EASY

NEET

IMPORTANT

Alpha Question Bank for Medical: Physics>Chapter 5 - Laws of Motion>Exercise-4>Q 1

A vessel containing water is given a constant acceleration $a$ towards the right, along a straight horizontal path. Which of the following diagram represents the surface of the liquid?

Question Image

EASY

NEET

IMPORTANT

Alpha Question Bank for Medical: Physics>Chapter 5 - Laws of Motion>Exercise-4>Q 2

The effective spring constant of two spring systems as shown in the figure will be:

Question Image

EASY

NEET

IMPORTANT

Alpha Question Bank for Medical: Physics>Chapter 5 - Laws of Motion>Exercise-4>Q 3

The sum of the magnitudes of two forces acting at a point is

16 N

. The resultant of these forces is perpendicular to the smaller force and has a magnitude of

8 N

. If the smaller force is of magnitude

x

, then the value of

x

is,

MEDIUM

NEET

IMPORTANT

Alpha Question Bank for Medical: Physics>Chapter 5 - Laws of Motion>Exercise-4>Q 4

The resultant of two forces acting at an angle of

150 °

is

10 kg

wt and is perpendicular to one of the forces. The other force is :

EASY

NEET

IMPORTANT

Alpha Question Bank for Medical: Physics>Chapter 5 - Laws of Motion>Exercise-4>Q 5

A force of

6 kg

wt. and another of

8 kg

wt. can be applied together to produce the effect of a single force of: