enzinia

An atom's atomic number is determine by the number of:

• neutrons minus protons

• protons

• electrons

• neutrons

When was covid declared a pandemic in India?

• 11 march 2020

• 5 march 2021

• 18 march 2020

• 25 march 2020

'OS' computer abbreviation usually means ?

• Order of Significance

• Open Software

• Operating System

• Optical Sensor

The ratio of width of our National flag to its length is:

• 3:5

• 2:3

• 2:4

• 3:4

Name three leads of common transistor?

• collector,base,emitter

• collector,base,omitter

• collector,bias,emitter

• case,base,emitter

A CRO is:

• Common Ray Oscillator

• Capacitor Resistor Oscillator

• Cathode Ray Oscillator

• Cathode Ray Oscilloscope

The World's nation 5G network was launched by which country ?

• Japan

• Asia

• South Korea

• Malaysia

20+(90/2) is equal to:

• 50

• 65

• 55

• 60

If the voltage across a resistor ____,the current flowing through it will increase.

• Decreases

• Increases

• Stays the same

• Not enough information

The most commonly use semiconductor material is:

• Germanium

• Mixture of silicon and germanium

• Silicon

• none of the above