Question

2.
Afor
If the
3.
Assertion (A): i.j = jk = ki = 0
Reason (R): The dot product of two mutually perpendicular vectors is zero.
a) Both A and R are correct and R is the correct explanation of A
b) Both A and R are correct but Ris not the correct explanation of A
C) A is correct. R is incorrect
d) A is incorrect, R is correct
Statement(A): The work done W = F S when F and Sindicate force and displacement respee
Statement(B): The instantaneous power P=FV where F and V indicate force and instanta
velocity respectively.
a) Both A and B are true
b) Both A and B are false
C) A is true and B is false
d) A is false and B is true
a
3
13
The
P
4.
Assertion (A): If A.B = B.C, then Ä may not always be equal to
Reason (R): The dot product of two vectors involve cosine of the angle between them
a) Both A and R are correct and R is the correct explanation of A
b) Both A and R are correct but R is not the correct explanation of A
C) A is correct, R is incorrect
d) A is incorrect, R is correct
Statement(A): The dot product of two vectors is a scalar
Statement(B): The dot product of two vectors may be a scalar
a) Both A and B are true
b) Both A and B are false
c) A is true and B is false
d) A is false and B is true
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Answer 1

Answer:

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