GATE Questions

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A seconds pendulum is a pendulum whose period is precisely two seconds i.e, one second for a swing in one direction and one second for the return swing.

In humans all reproduction is sexual. It involves joining together haploid gamete cells from each parent with half the normal number of chromosomes to make a new cell containing both parents' genetic material. This is a diploid zygote. The cells from each parent that combine to form the zygote are called gametes.

Meiosis produces haploid gametes from a diploid parental cell.

Bond breaking is an endothermic process.

Hence, bond breakage needs an amount of energy and uses some energy based on the strength of the bond to break the bond.

Global warming is the increase in the earth’s average temperature due to release of several greenhouse gases to the atmosphere by humans. Global warming is affecting many parts of the world.

Natural Causes include :

1. Solar Activity

2. Melting Permafrost

3. Forest Fires 

Human made causes include :

1. Deforestation

2. Overpopulation

3. Landfills

4. Mining

5. Fertilizer Use

A colon is used to connect two sentences when the second sentence expands, illustrates, explains, summarizes, or sharpens the first. Both sentences should be complete, and their content should be very closely related.

Example:

This girl has two favorite hobbies: watching movies and seeing how long she can hold her breathe.

Liquid sodium is being considered as engine coolant.

56/32 can be reduced as

56/32

= 28/16

= 14/8

= 7/4

= 1 3/4

= 1.75

Hence, simplified value of 56/32 =  3/4 = 1.75.