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Two projectiles are projected from same position under gravity at different angles with horizontal in the same vertical plane. If velocity of one with respect to other is v, acceleration of one with respect to other is a and position of one with respect to other is r, then which of the following graphs is(are) correct?

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Important Questions on Motion in a Plane

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Gamma Question Bank for Engineering Physics>Chapter 3 - Motion in a Plane>EXERCISE>Q 1
Which of the following is not an example of vector?
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IMPORTANT
Gamma Question Bank for Engineering Physics>Chapter 3 - Motion in a Plane>EXERCISE>Q 2
Two vectors a→ and b→ are parallel and have same magnitude. Then
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IMPORTANT
Gamma Question Bank for Engineering Physics>Chapter 3 - Motion in a Plane>EXERCISE>Q 3
If P→=Q→, then which of the following is NOT correct? (P→&Q→ are unit vectors and P&Q are magnitudes of P→&Q→)
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Gamma Question Bank for Engineering Physics>Chapter 3 - Motion in a Plane>EXERCISE>Q 4
The magnitude of resultant of the two vectors of magnitude 4 and 3 is 1. The angle between them is
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Gamma Question Bank for Engineering Physics>Chapter 3 - Motion in a Plane>EXERCISE>Q 5
Given that P→+Q→=R→ and P+Q=R. The angle between P→&Q→ is
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Gamma Question Bank for Engineering Physics>Chapter 3 - Motion in a Plane>EXERCISE>Q 6

For the figure

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Gamma Question Bank for Engineering Physics>Chapter 3 - Motion in a Plane>EXERCISE>Q 7
The resultant of two vectors of equal magnitude is double of either of the vector, the angle between them is
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IMPORTANT
Gamma Question Bank for Engineering Physics>Chapter 3 - Motion in a Plane>EXERCISE>Q 8
A vector can change if