Which of the following relations is true for two unit vector A and B making an angle to each other
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Two vectors A and B have equal magnitudes. If magnitude of A+ B is equal to two
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If a and b makes an angle cos-1(5/9) with each other, then |a + b |=2|a-b|for||=n|b|.The integer val
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Sometimes it is convenient to construct a system of units so that all quantities can be expressed
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In a car race on straight road, car A takes a time 't' less than car B at the finish and passes fini
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If P=3i+3j+2k and Q=4i +V3j+2.5k then, the unit vector in the direction of P×Q is 1/x(V3i +)-2v3k).
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The distance x covered by a particle in one dimensional motion varies with time t as x2 = at2 + bt +
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A small block slides without friction down an inclined plane starting from rest. Let S„ be the dis
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