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Physics Questions Answers
Consider the following sugars
1. cellulose
2. deoxyribose
3. fructose
4. galactose
Which of these are monosaccharides?
1 only
2 and 3
2, 3 and 4
1, 2, 3 and 4
2, 3 and 4
The quantum theory was first enunciated by
Niels Bohr
Albert Einstein
Max Planck
Max Born
Max Planck
Consider the following electromagnetic waves:
1. X-rays
2. γ-rays
3. microwaves
4. radio waves
What is the correct sequence in the order of their increasing energy?
4, 3, 1, 2
1, 3, 2, 4
4, 2, 1, 3
1, 4, 3, 2
4, 3, 1, 2
What is the oxidation number of manganese in manganate ion?
+7
+6
+3
-6
+7
Which one of the following fertilizers has more nitrogen content?
Urea
Ammonium Nitrate
Potassium NItrate
Ammonium Phosphate
Urea
The Bernoulli's theorem is based on conservation of
momentum
mass
energy
angular momentum
energy
Which one of the following organisms has a role in converting ammonia into nitrites?
Rhizobium
Nitrobacter
Nitrosomonas
Pseduomonas
Nitrosomonas
With one unit of electricity (one kilowatt hour) a 100 W bulb can burn for —
1 hour
5 hour
10 hour
20 hour
10 hour
The circuit element where the impressed voltage is always in phase with the resulting current is —
an ideal resistor
an ideal capacitor
an ideal coil
an ideal transformer
an ideal resistor
Benzene reacts with chlorine in the presence of an iron catalyst to produce —
benzene hexachloride
benzyl chloride
chlorobenzen
benzoyl chloride
chlorobenzen