Related Questions

Nitroglycerene absorbed in wood flour, sodium nitrate or ammonium nitrate is commercially used as a controlled explosive called dynamite. The raw material used for its manufacture are glycerene, nitric acid and
A Sulphuric acid
B Phosphoric acid
C Hydrochloric acid
D Hydroflouric acid
Glycerene is used as a coolant in cooling of some engines instead of water, because
A Its higher boiling point (290°C) increases its heat carrying capacity
B Compartively less weight of coolant is required
C Smaller radiator can be used
D All of the above
Alkyd resin e.g., glyptal resin formed by phthalic anhydride and glycerene is not used
A For surface coating of automobiles & air crafts
B For fibre making
C As plasticiser for PVC & nitrocellulose
D For film forming materials
9 men went to a restaurant together. 8 of them spent Tk. 3 each over their meals and the 9th man spent Tk. 2 more than the average expenditure of all the 9 men. Find out the total money spent by the 9 men?
A Tk. 23.49
B Tk. 29.25
C Tk. 28.25
D Tk. 32.00
Select the correct answer choice of the following Question : "9 men went to a restaurant together. 8 of them spent Tk. 3 each over their meals and the 9th man spent Tk, 2 more than the average expenditure of all the 9 men, Find out the total money spent by the 9 men?"
A Tk, 23.49
B Tk. 29.25
C Tk. 28.25
D Tk,. 32.00
Of the total amount that Jill spent on a shopping trip, excluding taxes, she spent 50% on clothing 20% on food, and 30% on other items. If Jill paids 4% tax on clothing , on tax on the food, and an 8% tax on all other items, then the total tax that she paid was what percent of the total amount that she spent, excluding taxes?
A 3.6%
B 4.4%
C 5.2%
D None of these
A bar of soap has a volume of 18 cubic inches. Jasim used it until it measured 2.75 inches by 2 inches by 1 inch. How many cubic inches of soap did jasim use?
A 14.25
B 5.75
C 8.5
D 12.5
If orange is called butter, butter is called soap, soap is called ink, ink is called honey and honey is called orange, which of the following is used for washing clothes?
A Honey
B Butter
C Orange
D Ink
Which of the following is used as a binding material in soap to improve soap texture?
A Rosin
B Borax
C Benzyl acetate
D Sodium carbonate
Soap kettle used in the production of laundry soap is made of
A Steel with top section nickel clad or stainless steel
B Cast iron
C Nickel
D Concrete

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