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A. The volume of the body
B. The weight of the fluid displaced by it
C. The mass of the body
D. None of the above
Answer
Answer
B. The weight of the fluid displaced by it
Submitted by: Toheed Ahmed
In the microphon , used in the public address system
A. Electric signals are first converted into sound waves
B. Sound waves are converted into electric signals which are amplified and transmitted
C. Sound waves are directly transmitted
D. Amplification is not required
Answer
Answer
B
Submitted by: Toheed Ahmed
Which of the following acids, secreted internally, helps in digestion?
A. Acetic
B. Hydrochloric
C. Sulphuric
D. Citric
Answer
Answer
B. Hydrochloric
Submitted by: Toheed Ahmed
The protein content in wheat is approximately _________?
A. 12 per cent
B. 8 per cent
C. 6 per cent
D. 16 per cent
Answer
Answer
A. 12 per cent
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What are the primary colours?
A. Blue, green, yellow
B. Green, white, black
C. Red, blue, green
D. Yellow, red, blue
Answer
Answer
C. Red, blue, green
Submitted by: Toheed Ahmed
Which of the following human bones is the knee bone?
A. Phalanx
B. Stapes
C. Patella
D. Calvicle
Answer
Answer
C. Patella
Submitted by: Toheed Ahmed
The raw material used for the manufacture of Glass and Cement is
A. Gypsum
B. Washing soda
C. Limestone
D. Clay
Answer
Answer
C. Limestone
Submitted by: Toheed Ahmed
Which one of the following changes is a physical change?
A. Conversion of milk into ice cream
B. Conversion of sugarcane juice into alcohol
C. Conversion of alcohol into vinegar
D. Conversion of milk into curd
Answer
Answer
A. Conversion of milk into ice cream
Submitted by: Toheed Ahmed
The safety fuse should have _________?
A. High resistance and low melting point
B. High resistance and high melting point
C. Low resistance and low melting point
D. Low resistance and high melting point
Answer
Answer
A. High resistance and low melting point
Submitted by: Toheed Ahmed
When milk is churned, the cream separates from it due to the
A. Gravitational force
B. Centrifugal force
C. Cohesive force
D. Frictional force
Answer
Answer
B. Centrifugal force
Submitted by: Toheed Ahmed