GATE Questions

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Let p% of 50 is 2

=> p x 50/100 = 2

=> p = 4%

Hence, 2 is 4 percent of 50.

When two or more chemical species combine to form a single product, the reaction is said to be synthesis reaction. It is also called as Direct Combination reaction.

Here in the given options, Sodium (Na) combines with Chlorine (Cl) to form a more complex single product Sodium Chloride (NaCl).

Allows for expansion or contraction of the trachea. Hence, so large masses of food can pass through the esophagus during swallowing.

EyeROV TUNA, the India's first underwater robotic drone was launched and handed over to Kochi based DRDO lab and it can send realtime videos of ships and other underwater structures to help with their repair and maintenance.

Amicable means Friendly or in Loveable, peaceful sense.

Then Antonyms for Amicable are Opposite of Friendly => Unfriendly, Hostile, Unpeaceful, etc...

The system unit of a personal computer typically contains microprocessor, disk controller and serial interface but it does not contain modem.

A promise. 

The Promise made to somebody by you can be break but you cannot touch it.