2836: Four wires of same material and of dimensions as under as stretched by a load of same magnitude separately. Which one of them will be elongated maximum ?
(a) Wire of 1 m length and 2 mm diameter
(b) Wire of 2 m length and 2 mm diameter
(c) Wire of 3 m length and 1.5 mm diameter
(d) Wire of 1 m length and 1 mm diameter
2837: Consider the following events :
I. Reign of Krishnadevaraya of Vijayanagara.
II. Construction of Qutab Minar.
III. Arrival of Portuguese in India.
IV. Death of Firoz Tughlaq.
(a) II, IV, III, I
(b) II, IV, I, III
(c) IV, II, I, III
(d) IV, II, III, I
2838: What is the correct sequence of occurrence of the following cities in South-East Asia as one proceeds from south to north?
1. Bangkok
2. Hanoi
3. Jakarta
4. Singapore
Select the correct answer using the code given below:
(a) 4 - 2 - 1 - 3
(b) 3 - 2 - 4 - 1
(c) 3 - 4 - 1 - 2
(d) 4 - 3 - 2 - 1
2839: Which of the following is used in diesel engine?
(1) Cylinder
(2) Spark Plug
(3) Piston
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(a) 1, 2 and 3
(b) 1 and 2
(c) 2 and 3
(d) 1 and 3
2840: Assertion (A):
The thickness of the atmosphere is maximum over the Equator.
Reason (R):
High insolation and strong convection currents occur over the Equator.
(a) Both A and R are individually true and R is the correct explanation of A
(b) Both A and R are individually true but R is not the correct explanation of A
(c) A is true but R is false
(d) A is false but R is true