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Two vectors having equal magnitude of 5 units, have an angle of 60° between them. Find the magnitude of their resultant vector and its angle from one of the vectors.

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Important Questions on Mathematical Tools in Physics

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Alpha Question Bank for Medical: Physics>Chapter 2 - Mathematical Tools in Physics>Exercise-1>Q 78

Two forces each numerically equal to 10 dyne are acting as shown in the figure, then find the resultant of these two vectors.

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Alpha Question Bank for Medical: Physics>Chapter 2 - Mathematical Tools in Physics>Exercise-1>Q 79
The magnitude of pairs of displacement vectors is given. Which pairs of displacement vectors cannot be added to give a resultant vector of magnitude 13 cm?
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Alpha Question Bank for Medical: Physics>Chapter 2 - Mathematical Tools in Physics>Exercise-1>Q 80
If A→=3i^+2j^ and B→=2i^+3j^-k^, then find a unit vector along A→-B¯.
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Alpha Question Bank for Medical: Physics>Chapter 2 - Mathematical Tools in Physics>Exercise-1>Q 83
If P→+Q→=P→−Q→ and θ is the angle between P→ and Q→, then
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Alpha Question Bank for Medical: Physics>Chapter 2 - Mathematical Tools in Physics>Exercise-1>Q 84
The magnitudes of sum and difference of two vectors are same, then the angle between them is
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Alpha Question Bank for Medical: Physics>Chapter 2 - Mathematical Tools in Physics>Exercise-1>Q 85
The projection of a vector 3i^+4k^ on y -axis is:
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Alpha Question Bank for Medical: Physics>Chapter 2 - Mathematical Tools in Physics>Exercise-1>Q 86
Two forces of 12 N and 8 N act upon a body. The resultant force on the body has maximum value of
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Alpha Question Bank for Medical: Physics>Chapter 2 - Mathematical Tools in Physics>Exercise-1>Q 87

In the figure, E→ equals

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