Related Questions

Choose the correct answer. Technically, glass is a mineral and_____
ক so is water
খ water is so
গ so water is
ঘ water so
The major constituent of laminate of safety glass, which holds the broken glass, pieces in their places during accident (and thus minimises the danger from flying glass fragments) is
ক Polyvinyl alcohol
খ Polyvinyl acetale
গ Polyvinyl butyral
ঘ PVC
In distributing milk at a summer camp it is found that a quart of milk will fill either 3 large glass tumblers. How many small glass tumblers can be filled with one large glass tumbler ?
ক 11/5
খ 7/5
গ 5/3
ঘ 7/3
In distributing milk at a summer camp it is found that a quart of milk will fill either 3 large glass tumblers or 5 small lass tumblers. How many small glass tumblers can be filled with one large glass tumbler?
ক 11/5
খ 7/5
গ 5/3
ঘ 7/3
A glass when full of milk, weighs 1 kg. It weighs 0.75 kg when the glass is half full. What is weight of the empty glass?
ক 0.25 kg
খ 0.35 kg
গ 0.40 kg
ঘ 0.50 kg
Thickened part of a flat slab over its supporting column, is technically known as
ক Drop panel
খ Capital
গ Column head
ঘ None of these
Enlarged head of a supporting column of a flat slab is technically known as
ক Supporting end of the column
খ Top of the column
গ Capital
ঘ Drop panel
The inexpensive and commonly used variety of glass is called soda glass. It is called so because
ক was used initially for making bottles of soda(carbonated drink)
খ is made using soda(sodium carbonate)
গ was initially used for storing sodium carbonate
ঘ is made using soda lime
If cohesion between molecules of a fluid is greater than adhesion between fluid and glass, then the free level of fluid in a dipped glass tube will be
ক Higher than the surface of liquid
খ The same as the surface of liquid
গ Lower than the surface of liquid
ঘ Unpredictable
A glass ball is shot to hit a wall from a point on a smooth floor. If the ball returns back to the point of projection in twice the time taken in reaching the wall, the coefficient of restitution between the glass ball and the wall is
ক 0.25
খ 0.33
গ 0.40
ঘ 0.50

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