Question
Maths
Dec. 26, 2020, 1:06 p.m.
Answer
If and b are unit vectors and c satisfies 2(a×b) c=b×c then the maximum value of |(a×c).b| is
Maths
Dec. 25, 2020, 10:43 p.m.
Answer
- From each end of a solid metal cylinder, metal was scooped out in
hemispherical form of same diameter. The height of the cylinder is 10 cm
and its base is of radius 4.2 cm. The rest of the cylinder is melted and
converted into a cylindrical wire of 1.4 cm thickness. Find the length of
the wire. [Use =
7
22
]