Question
What will come in the place of [?] in the following
equation if '÷' and ' X ' are interchanged? 20 - 6 ÷ 15 X 5 + 9 - 8 = ?Solution
20 - 6 ÷ 15 X 5 + 9 - 8 = ? 20 - 6 X 15 ÷ 5 + 9 - 8 = ? 20 - 6 X 3 + 9 - 8 20 – 18 + 9 – 8 29 – 26 = 3
Red light is used for signals because it has –
Which of the following metals does not liberate hydrogen gas when reacted with cold water but does so with steam?
Which of the following apparatus is used to test the acidity of the aqueous solution?
The percentage of nitrogen in urea is :
A mixture of carbon monoxide and hydrogen is known as ______
During which operating conditions of an automobile is carbon monoxide content in exhaust gas maximum?
Which radioactive element is used in heart pacemakers?
NaCl has which kind of bonds?
The ratio of the specific heats CP/ CV for a triatomic gas is approximately:
Haematite ores is the ore of which metal?
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