`1/(sqrtmu_0in_0)` =__________ (fill in the gap)

The doping level in a transistor is minimum for its __________ (fill in the gap)

A positron has same mass as that of __________ (fill in the gap)

The value of permeability of free space is __________ (Fill in the gap).

The resistance of a wire is 2Omega . If its is stretched to double its length then its resistance will be _______ (fill in the gap)

Refractive index of glass is the maximum for _________ colour. (Fill in the gap)

The radius of the thrid Borh orbit for hydrogen is 4.5 A^@ . The radius of fourth Bohr orbit is ____ (fill in the gap)

The raws n = 6 and n = 7 in Pascal triangle have been kept vacant. Fill in the gaps.

Fill in the blank choosing correct answer from the brackets 2 "sin"^(-1) 4/5 + "sin"^(-1) 24/25 =______. (pi,-pi,0)

Fill in the blanks with the most appropriate option. The value of z lies in the range of______regardless of the taxonomic group or the region. (a) 0.1 to 0.2 (b) 0.3 to 0.8 (c) 0.1 to 1.0 (d) 0.6 to 1.8