Question : An electrochemical cell which is used as a source of direct electrical current at constant voltage under standard conditions is called a:

Option 1: Power transmitter

Option 2: Battery

Option 3: Uninterrupted Power Supply (UPS)

Option 4: Generator

Question : Given below are four jumbled sentences. Pick the option that gives their correct order.

P. To stop Caesar from gaining too much power, Brutus and the conspirators kill him on the Ides of March.
Q. Brutus and his friend Cassius lose and kill themselves, leaving Antony to rule in Rome.
R. Mark Antony drives the conspirators out of Rome and fights them in a battle.
S. The tale of Julius Caesar involves jealous conspirators who convince Caesar's most trusted ally, Brutus, to join their assassination plot against Caesar.

Option 1: SQPR

Option 2: SPRQ

Option 3: QPSR

Option 4: SQRP

Question : Dioptre is the unit of:

Option 1: power of a lens

Option 2: focal length of a lens

Option 3: light intensity

Option 4: sound intensity

Question : The President of India has the discretionary power to:

Option 1: Impose president's rule in a state

Option 2: Appoint the prime minister

Option 3: Appoint the chief election commissioner

Option 4: Declare financial emergency

Question : Select the most appropriate option that can substitute the underlined segment in the following sentence.

As the storm raged outside, the children huddled together under blankets, listening to the sound of the rain hitting the windows hard and hoping that the power wouldn't go out.

Option 1: climbing up to the windows

Option 2: setting off the windows

Option 3: pounding against the windows

Option 4: beating off the windows