MCQs

Q221: The most important stimulus for tea leaves is _____?

• A) Brucine
• B) Caffeine
• C) Phyenylalanine

Q222: Which metal does not corrode? Iron, Gold ,Silver, None

• A) Iron
• B) Gold
• C) Silver

Q223: Filling like pipe before pump is called?

• A) Bleeding
• B) Surging
• C) Priming

Q224: The young one of a lion is called?

• A) Kitten
• B) Cub
• C) Calf

Q225: The separation between two consecutive compressions of the sound wave is called?

• A) Time period
• B) Wavelength
• C) Frequency

Q226: The law of inertia also called _____?

• A) First Law of Motion
• B) Second Law of Motion
• C) Third Law of Motion

Q227: Wave from simple Harmonic motion is called?

• A) Pulse Wave
• B) Sinusoidal Wave
• C) Random Wave

Q228: What is frequency of AC supply in Pakistan?

• A) 55 Hz
• B) 60 Hz
• C) 50 Hz

Q229: In simple harmonic motion (S.H.M), the restoring force is minimum at?

• A) Mean position
• B) Extreme position
• C) Midpoint of mean position and extreme position

Q230: Which of the following is a vector quantity? Speed, Velocity ,Temperature, None of these

• A) Speed
• B) Velocity
• C) Temperature