Related Questions

The softest material just next to talc in the Mhos scale is
A Quartz
B Gypsum
C Feldspar
D Fluorite
The hardest material just prior to diamond in Mhos scale is
A Topax
B Carborundum
C Corrundum
D Calcite
The softest material in Mho's scale (for measuring hardness) is
A Talc
B Gypsum
C Rubber
D None of these
Six arms negotiators -- M,O,P,R,S and T-- are to be seated at a round table to discuss disarmament. There are exactly six chairs around the table. Each negotiator sits facing the center of the table and is directly opposite a negotiators across the table.The seating arrangement is subject to the following restrictions : T cannot sit next to P;S cannot sit next to M;R must sit next to M. If T sits next to M and S sits next to R, which of the other negotiators must sit next to s ?
A M
B O
C P
D R
Which of the following is the softest material?
A Quartz
B Calcite
C Corrundum
D Flourite
Six arms negotiators -- M,O,P,R,S and T-- are to be seated at a round table to discuss disarmament. There are exactly six chairs around the table. Each negotiator sits facing the center of the table and is directly opposite a negotiators across the table.The seating arrangement is subject to the following restrictions : T cannot sit next to P;S cannot sit next to M;R must sit next to M. If M sits next to P which of the following is a complete and accurate list of those who can sit next to P on P's other side ?
A O
B O,S
C O,S,R
D R,S,T
Which of the following constituents of steels is softest and least strong?
A Austenite
B Pearlite
C Ferrite
D Cementite
The softest rock is
A Marble
B Diamond
C Talc
D Quartz
Brinell Hardness Number (BHN) for talc is approximately in the range of
A 1-5
B 20-30
C 100 -150
D 200 - 250
__________ mill is normally used for grinding of talc.
A Tube
B Compartment
C Ring-roll
D Pebble

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