While looking at an image formed by a convex lens (one half of the lens is covered with a black paper), which one of the following will happen to the image?
Half of the image will be visible
Intensity of the image will be diminished
Image will be inverted now
One can see an image of smaller size
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