Learn 80 questions from K-TET III - November 2024 - Part III (Physical Science)

K-TET III - November 2024 - Part III (Physical Science) Questions

At the same frequency as the periodic force

At twice the frequency of the periodic force

At half the frequency of the periodic force

Independent of the frequency of the periodic force

The object could continue moving at constant speed in a straight line.

The object could change the direction in which it is moving.

Touching a charged sphere to a neutral sphere

Bringing a charged rod near a neutral metal rod

boron trifluoride BF3. (B) 15 ND. (C) PC (D)

Electromagnetic induction principle, converting sound to electrical energy

Electromagnetic induction principle, converting electricity to sound energy

Motor principle, converting electrical energy to sound energy

Motor principle, converting sound to electricity

decreasing the volume of the vessel to one-third

Statement I: All isotopes of a given element show the same type of chemical behaviour. 

Statement II: The chemical properties of an atom are controlled by the number of electrons in the atom. 

Cathode rays consist of negatively charged particles. 

They are undeflected by electric and magnetic fields.

The characteristics of cathode rays do not depend upon the material of electrodes 

The characteristics of cathode rays depend upon the nature of the gas present in the cathode ray tube.

Both Assertion and Reason are correct, and Reason is the correct explanation for Assertion.

Both Assertion and Reason are correct, but Reason is not the correct explanation for Assertion.

the energy needed to melt the body without the change in its temperature

the energy needed to raise the temperature of the body by 1°C

the increase in the volume of the body when its temperature increases by 1°C

the total amount of internal energy that is constant.

N-type semiconductor has a majority of holes.

To convert a pure semiconductor into a P-type semiconductor, Phosphorus is used as a dopant.

In the energy band diagram of a metal, the forbidden band is absent.

The resistance of a semiconductor increases with increasing temperature.

Rinse the affected area with plenty of water

Apply available ointment to the affected area

Ignore it and continue with the experiment

Embrace innovative approaches and technologies

Preparing students for scientific careers

Developing scientific literacy and critical thinking

Accelerate the learning of gifted students

Provide support to academically backward students

neutralisation reaction between acid and alkali

formation of methane from nitrogen and hydrogen at 500⁰C

Challenger App