A. Silver nitrate
B. Silver halide
C. Calcium silicate
D. Metallic silver
Related Mcqs:
- In the X-ray radiography technique, the tube voltage for thicker plates as compared to thin plates, should be________________?
A. Higher, as it gives higher wavelength
B. Lower, as it gives higher wavelength
C. Higher, as it gives shorter wavelength
D. Lower, as it gives shorter wavelength - Though tin occurs lower than iron in the electrochemical series, yet it is coated on steel for corrosion protection, because of its________________?
A. Lower cost
B. Abundant availability
C. Resistance to vegetable acids as the tin plate are commercially used in ‘canning’ industry
D. None of these - Boiler tube size is specified by its thickness and _____________________ diameter ?
A. Outside
B. Inside
C. Mean
D. None of these - The heat of neutralisation remains constant, when there is a reaction between dilute solutions of strong _____________________?
A. Base and strong acid
B. Base and weak acid
C. Acid and weak base
D. None of these - At the point of boundary layer separation in fluid flow, the _____________________?
A. Shear stress is maximum
B. Velocity gradient is flat
C. Density variation is maximum
D. Shear stress is zero - Cementite is in the lamellar form in the _____________________ phase of steel ?
A. Martenistic
B. Bainitic
C. Pearlitic
D. Ferritic - To improve the machinability of steel, it is generally subjected to _____________________?
A. Spheroidising
B. Tempering
C. Normalising
D. Annealing - Water-tube boiler is the one, in which _____________________?
A. Water passes through tubes and flue gases around it
B. Tube carrying hot flue gases are immersed in a pool of water
C. Tubes are placed in vertical position
D. None of these
Answer: Option A - Addition of _____________________ to steel does not impart hardness?
A. Nickel
B. Copper
C. Chromium
D. Silicon - _____________________ of grey cast iron produces white cast iron?
A. Tempering
B. Rapid heating
C. Rapid cooling
D. Slow cooling
