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Question:

On what does the strength of magnetic field produced by a current carrying solenoid depend?
  1. Number of turns in solenoid
  2. Strength of current
  3. Nature of core material
  4. All of the above






Q2. Bleaching powder is formed by treating chlorine with.......

  1. Calcium Hydroxide
  2. Potassium Hydrogen carbonate
  3. Magnesium Hydroxide
  4. None of the above
Correct Answer

Q3. Which of the following is not a radioactive element?

  1. Astatine
  2. Francium
  3. Titanium
  4. Zirconium
Correct Answer

Q4. Which one of the following is not correctly matched?

  1. Haemoglobin: Skin
  2. Vitamin C: Scurvy
  3. Carbohydrate: Potato
  4. Fat: Butter
Correct Answer

Q5. Heart is made up of

  1. Non-striated muscle
  2. Cardiac muscle
  3. Adipose tissue
  4. Striated muscle
Correct Answer

Q6. Substances through which electricity cannot flow are called:

  1. Conductors
  2. Insulators
  3. Wires
  4. Battery
Correct Answer

Q7. Name a gas used as rocket propellant and in welding also?

  1. Ether
  2. Neon
  3. Hydrogen
  4. Cyanogen
Correct Answer

Q8. Which of the following is a conductor of electricity?

  1. Silver
  2. Copper
  3. Aluminum
  4. All of the above
Correct Answer

Q9. What is the SI unit of electric charge?

  1. Volt
  2. Coulomb
  3. Ampere
  4. ohm
Correct Answer

Q10. The commercial unit of Energy is:

  1. Watt
  2. Watt-hour
  3. Kilowatt-hour
  4. Kilowatt
Correct Answer








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