NABTEB

Distinguish between scalar fields and vector fields. Give two examples of each. – NABTEB QUESTION

A Scalar field has only Magnitude but no direction (e.g. Temperature, Energy, density). While a Vector field is that, that…

4 years ago

Mention three types of fields known to you – NABTEB QUESTION

Three types of fields are: (1) Gravitational field (2) magnetic field (3) electrostatic field (4) electromagnetic field

4 years ago

Explain what is meant by a field – NABTEB QUESTION

By a field, it is meant a region of space under the influence of some physical agency such as gravitation,…

4 years ago

Describe the application of this Principle in the working of car-braking system. – NABTEB QUESTION

WORKING OF A CAR BRAKING SYSTEM When the brake pedal is pressed by the driver, the piston in the master…

4 years ago

Mention two factors that affect the melting point of a substance. – NABTEB QUESTION

The two factors are: i. Prevailing pressure ii. Purity of the substance

4 years ago

State the principle of transmission of fluid pressure. – NABTEB QUESTION

PASCAL’S principle states that pressure applied to an enclosed fluid is transmitted uniformly to every part of the fluid and…

4 years ago

Define range of projectile and time of flight. – NABTEB QUESTION

Range of projectile (R) is the horizontal distance from the point of projection to the point where it hits the…

4 years ago

Define uniform acceleration – NABTEB QUESTION

Uniform accelerating is when the velocity of a moving object increases by equal amounts in equal intervals of time, no…

4 years ago

What are the advantages and the disadvantages of a p-n Junction diode over a thermionic valve diode? – NABTEB QUESTION

The advantages of a P – n junction diode are: It is much smaller It needs only smaller P.d to…

4 years ago

What is a p-n Junction and how does it work? – NABTEB QUESTION

P-n junction consists of a p-type and n-type semiconductor in contact. When forward bias (i.e. the P-semiconductor is connected to…

4 years ago