[" 9.6.What is aminoar ylation "7" State its significance."],[" Ans.See "Q" ."28" (c) Outaide Dethi,"2012" iset.Hill."]

a)Find whether the given vectors 2hati + 3hatj + 4hatk and 4hati + 6hatj + 8hatk are parallel or not. b)What are orthogonal unit vectors? c)What is a zero vector?Give its significance in Physics with an example.

A spherical conductor of radius 12 cm has a charge of 1.6xx10^-7C distributed uniformly on its surface. What is the electric field. (a) inside the sphere (b) just outside the sphere (c) At a point 18 cm from the centre of the sphere ?

A spherical conductor of radius 12 cm has a charge of 1.6 xx 10^-7C distributed uniformly on its surface. What is the electric field just outside the sphere?

A spherical conductor of radius 12 cm has a charge of 1.6 xx 10^-7 C distributed uniformly its surface. What is the electric field, just outside the sphere

A spherical conductor of radius 12cm has a charge of 1.6x10^(-7) C distributed uniformly on its surface. What is the electric field a) Inside the sphere. b) Just outside the sphere. c) At point 18cm from the centre of the sphere?

A spherical conductor of radius 12 cm has a charge of 1.6xx10^(-7)C distributed uniformly on its surface. What is the electric field (a) inside the sphere (b) just outside the sphere (c ) at a point 18 cm from the center of the sphere ?

A spherical conductor of radius 12 cm has a charge of 1.6xx10^(-7)C distributed uniformly on its surface. What is the electric field (a) inside the sphere (b) just outside the sphere (c ) at a point 18 cm from the center of the sphere ?