Class 11 Physics1)The total momentum of the system of particle is equal to the product of the total mass of the system and the
Velocity of its centre of mass
Class 11 Physics2)When the total external force acting on the system of particles is zero then the total
Linear momentum of the system is constant
Class 11 Physics3)When the external force on the system is zero then ______ remains constant.
Velocity of centre of mass
Class 11 Physics4)The magnitude of vector product of vectors A and B is given by
|A×B | = AB sinx
Class 11 Physics5)For the vector product, C = A×B
C is perpendicular to the plane containing A and B
Class 11 Physics6)The vector product is
Not commutative
Class 11 Physics7)The vector product A× B =
– (B × A)
Class 11 Physics8)Scalar and vector product are distributive with respect
Vector addition
Class 11 Physics9)For unit vector i, j and k
Both a and b
Class 11 Physics10)Velocity in terms of vector product is given by
V = w × r