Question : Air is said to be saturated when -

Option 1: It contains the maximum content of water vapour.

Option 2: Its pressure is minimum.

Option 3: Its thickness is maximum.

Option 4: It blows over the barren land.

Question : Select the most appropriate option that can substitute the underlined segment in the given sentence. If there is no need to substitute it, select ‘No substitution required'.

Since the storm knocked in the power, we've been using candles to light our home.

Option 1: No substitution required

Option 2: the storm knocked out the power

Option 3: the storm knocked over the power

Option 4: the storm knocked away the power

Question : For a ray of light to suffer total internal reflection it has to pass from:

Option 1: glass to water

Option 2: water to glass

Option 3: air to water

Option 4: air to glass

Question : A cuboidal water tank is 12 m long, 9 m wide and 7.5 m deep. How many litres of water can it hold?

Option 1: 840000

Option 2: 805000

Option 3: 780000

Option 4: 810000

Question : Select the most appropriate meaning of the given idiom.

Pedal to the metal.

Option 1: Very excessive.

Option 2: To enjoy yourself by going out.

Option 3: To go full speed, especially while driving a vehicle.

Option 4: Avoid responsibility by giving it to someone else.