The human eye is like a camera and hence it contains a system of lens. The eye lens forms
a straight or upright, real image of the object on the retina
an inverted, virtual image of the object on the retina
an inverted, real image of the object on the retina
a straight or upright, real image of the object on the iris
For election to the Lok Sabha, a nomination paper can be filed by
Miscellaneous · Easy
In a month if the seventh day is three days earlier than Saturday,then the nineteenth day of the month will be a
Miscellaneous · Easy
Which among the following events happened earliest ?
Miscellaneous · Easy
An 80-litre solution of alcohol and water has 75% alcohol. How much water (in litres) must be added to bring down the concentration of alcohol to 60%?
Miscellaneous · Easy