Past Paper MCQs (Live Practice)

Q1: The atoms of same element which have the same atomic number but different mass numbers are known as?

• A) Isotopes
• B) Isoelectronic
• C) Isomers
• D) Isobars

Q2: The SI unit of Electrical Resistance is _____?

• A) Volts (V
• B) Ohms (Ω)
• C) Amps (A)
• D) Watts (W)

Q3: Change the voice: Please help me.

• A) You are requested to help me.
• B) You are being requested to help me.
• C) You were requested to help me.
• D) None of these

Q4: Which one has the longest wavelength?

• A) Blue
• B) Yellow
• C) Red
• D) None of these

Q5: Bending ability of light when passing from one medium to another is commonly observed in the phenomenon of ______?

• A) Sublimation
• B) Refraction
• C) Convection
• D) None of these

Q6: The Antonym of Zealous is?

• A) he Antonym of Zealous is?
• B) Nonchalant
• C) Trenchant
• D) Both A and B

Q7: The SI unit of “Pressure” is ______?

• A) Henry
• B) Pascal
• C) Joule
• D) None of these

Q8: The relation between f, v, and λ of wave is?

• A) v = fλ
• B) f/λ
• C) f = vλ
• D) None of these

Q9: Vertical columns in the periodic are called _____?

• A) Rows
• B) Periods
• C) Groups
• D) Blocks

Q10: How many millimeters are there is one centimeter?

• A) 100
• B) 50
• C) 10
• D) 20