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Myopia is connected with

Myopia is connected with? Ears Eyes Nose None of these The correct option is ii. Eyes... View Article

The value of Boltzmann constant is?

The value of Boltzmann constant is in erg K-1molecule-1 1.38x10-16... View Article

Swimming is possible on account of?

Swimming is possible on account of: First law of motion Second law of motion Third law of motion Newton's law of motion The correct... View Article

When is the communication process complete? a) when the sender transmits the message. b) when the message leaves the channel. c) when the receiver understands the message. d) when the message enters the channel.

Option c) when the receiver understands the message... View Article

How long does the Earth take to do so?

Earth takes about 23 hours 56 minutes to rotate about its axis.... View Article

Why are magnetic field lines closed curves?

Magnetic field lines are closed curves because it starts from the north pole and terminates at the south pole of the magnet.... View Article

What is the difference between seismograph and Richter scale?

A seismograph is an instrument used to detect and record earthquakes. It is also known as a seismometer. It records the motion of the ground... View Article

The laboratory thermometer was invented by whom ,when and where

The laboratory thermometer was invented by Santorio Santorio at the end of the sixteenth century in Italy.... View Article

The unit of inductance is

The unit of inductance is Henry, H. It is given as Volt-sec/Ampere... View Article

Increasing friction is necessary for which of the following?

Which of the following are done to increase the friction? Treading the tyres Sprinkling power on carom board Greasing the machines All of... View Article

Unit of torsional rigidity

The unit of torsional rigidity is Nm2... View Article

Mention one use of part of electromagnetic spectarn to which a wavelength of 21 cm emitted by hydrogen in interesteller space belong

Radio waves.... View Article

Which of the following is not usually a property of metal a) Conductivity b) Ductility c) Gas at room temperature d) Malleability

Option c) Gas at room temperature... View Article

Choose one more correct alternatives for work to be performed energy must be a)destroyed b) must be transferred from one place to another c) concentrated d) none of the above

Option b) must be transferred from one place to another... View Article

The main advantage of microwave is that- a. Highly directive. B.Moves at the speed of light. C.S/n ratio grater. D. High penetration power.

Option a. Highly directive... View Article

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