111: Cobalt-60 is commonly used in radiation therapy because it emits
(a) alpha rays.
(b) beta rays.
(c) gamma rays.
(d) X-rays.
112: Six books A, B, C, D, E and F are placed side by side. B, C and E have blue cover and the other books have red cover. Only D and F are new books and the rest are old. A, C and D are law reports and others are Gazetteers. What book is a new law report with a red colour ?
113: The historian Barani refused to consider the state in India under Delhi Sultans as truly Islamic because
(a) the majority of the population did not follow Islam
(b) the Muslims theologists were often disregarded
(c) the Sultan supplemented the Muslim law by framing his own regulations
(d) religious freedom was accorded to non-Muslims
114: LMNOP, is a semi-circle with centre at R and diameter LP, LSR and RQP are also semi-circles with centres at T and U and diameters LR = RP = 1/2 LP. The ratio of perimeters of LMNOP and LSRQP is
(a) 0.75 : 1
(b) 1 : 1
(c) 1 : 0.75
(d) 1.25 : 1
115: The number of industries for which industrial licensing is required has now been reduced to
(a) 15
(b) 6
(c) 35
(d) 20