when a person enters a dark ^ room from bright light, he cannot see anything clearly for some time. Slowly he starts seeing things. This is because the
1). Length of lens increases
2). Iris expands
3). Iris contracts
4). Distance between the lens and retina increases
A device which converts mechanical energy into electrical energy is called
1). generator
2). motor
3). ammeter
4). dynamometer
How many three digit numbers can be formed from the digits 5, 7, 4, 3, 8 without repetition ?
1). 10
2). 30
3). 50
4). 60
CONCEPTUALIZATION
1). TOTAL
2). PETAL
3). ACTUAl
4). PATRON
Saina Nehwal is India’s No. 1 player in which sport?
1). Badminton
2). Squash
3). Golf
4). Swimming