SCIENCE TEST 8

The Potassium graphite and Calcium Graphite can be mostly used as which among the

following?

Gargling with a solution of table salt is known to provide relief for a sore throat because ___ ?

Which among the following is the correct impact of the London Forces in the Cycloalkanes?

Which among the following was first human-made plastic?

What is Kerogen oil?

L.P.G. is a hydrocarbon consisting of a mixture of:

Gammaxene, D.D.T. and Bleaching powder are important compounds of :

Amalgam‘ is a term used for an alloy of a metal with:

Which of the following substances undergo ‗sublimation‘ on heating

1.Iodine

2.Napthalene

3.Camphor

Lysergic acid diethylamide (LSD) is a drug used as a :

A vehicle moving on a circular path experiences ________?

―Svedberg Unit‖ is a unit of _________?

One Tort is equivalent to how many mm of Mercury?

Which among the following is the most common cause of Sunburn?

Which among the following strictly works on the principle of dipole movement of the water

molecules?

Which among the following waves are most commonly used in the Night Vision Devices?

Which among the following waves are used in the gemstone industry to change white topaz

into blue topaz?

What do we call the part of the ―DTH Satellite dish‖ that converts the signals from

electromagnetic or radio waves to electrical signals ?

The power we use at Home has a frequency of 60Hz. What would be the period of the sine

wave?

Consider the following advantages of the Optic Fibers and the Copper wires:

Optic Fibers are NOT susceptible to the electrical interference

Optic Fibers can be used to transmit more signals that Copper Wires

Optic Fibers can carry a signal over a single fiber, unlike the electricity which requires a pair of

Copper wires.

Which among the above stand correct ?

Consider the following:

1.

Submarine Communications

2.

AM Radio

3.

Short Wave Radio

4.

Radar

Arrange the above in increasing frequency of the waves used in their applications.

The term ―Isopycnic‖ is most closely defined by which among the following?

Which among the following correctly represents a Parsec?

―Fermi‖ is a unit of which among the following?

Which among the following property of the matter is studied in ―Rheology‖?