2341: A man takes 6 km distance to go round a rectangular area. If the area of the rectangle is 2 km, find the difference between length and breadth
(a) 1 km
(b) 0.5 km
(c) 2 km
(d) 0.75 km
2342: Assertion
Solar eclipse occurs on a new moon day
Reason
Moon is in conjunction with the sun
(a) if A and R both are correct and R is the correct explanation of A
(b) if A and R both are correct but R is not the correct explanation of A
(c) if A is correct and R is incorrect
(d) if A is incorrect and R is correct
2343: With reference to the scientific progress of ancient India, which of the statements given below are correct?
1. Different kinds of specialized surgical instruments were in common use by 1st century AD.
2. Transplant of internal organs in the human body had begun by the beginning of 3rd century AD.
3. The concept of sine of an angle was known in 5th century AD.
4. The concept of cyclic quadrilaterals was known in 7th century AD.
Select the correct answer using the codes given below :
(a) 1 and 2 only
(b) 3 and 4 only
(c) 1, 3 and 4 only
(d) 1, 2, 3 and 4
2344: "Bijanti" government is compared to the Chola's for:
(a) Rural democracy
(b) Administrative system
(c) Land revenue collection system
(d) Display of wealth
2345: Banaras Hindu University was founded by:
(a) Dadabhai Naoroji
(b) Gopalakrishna Gokhale
(c) Pandit Madan Mohan Malaviya
(d) Bal Gangadhar Tilak