1000 Best General Science MCQ-Questions
Q121). Gypsum is added to cement clinker to
a).increase the tensile strength of cement
b).decrease the rate of setting of cement
c).facilitate the formation of colloidal gel
d).bind the particles of calcium silicate
Correct Answer:
decrease the rate of setting of cement
Explanation:
Q122). Soap is a mixture of sodium or potassium salts of
a).dicarboxylic acids
b).monocarboxylic acids
c).glycerol
d).tricarboxylic acids
Correct Answer:
monocarboxylic acids
Explanation:
Q123). The type of glass used in making lenses and prisms is
a).jena glass
b).soft glass
c).pyrex glass
d).flint glass
Correct Answer:
flint glass
Explanation:
Q124). Which one of the following is the petroleum wax?
a).Paraffin wax
b).Jonoba wax
c).Carnauba wax
d).Bees wax
Correct Answer:
Paraffin wax
Explanation:
Q125). What is the unit for measuring the amplitude of a sound?
a).Decibel
b).Coulomb
c).Hum
d).Cycles
Correct Answer:
Decibel
Explanation:
Q126). Reading of a barometer going down is an indication of
a).snow
b).storm
c).intense heat
d).rainfall
Correct Answer:
rainfall
Explanation:
Q127). Decibel is the unit for
a).speed of light
b).radio wave frequency
c).intensity of sound
d).intensity of heat
Correct Answer:
intensity of sound
Explanation:
Q128). One fathom is equal to
a).6 feet
b).6 meters
c).60 feet
d).100 cm
Correct Answer:
6 feet
Explanation: