Chemical Engineering Basics - Study Mode
[#311] Area under the stress-strain curve upto the __________ is referred to as the modulus of resilience.
Correct Answer
(C) Proportional limit
[#312] __________ test can be termed as the semi-distructive test.
Correct Answer
(C) Hardness
[#313] A 2 kg object weighs 1.8 kgf on a spring balance. The value of 'g' at that location in m/sec 2 is
Correct Answer
(A) 8.82
[#314] The weight of a body at the centre of the earth is
Correct Answer
(B) Zero
[#315] The efficiency of a Carnot heat engine operating between absolute temperatures T 1 and T 2 (when, T 1 > T 2 ) is given by $$frac{{{{ ext{T}}_1} - {{ ext{T}}_2}}}{{{{ ext{T}}_1}}}.$$ xa0The co-efficient of performance (C.O.P.) of a Carnot heat pump operating between T 1 and T 2 is given by
Correct Answer
(B) $$frac{{{{ ext{T}}_2}}}{{{{ ext{T}}_1} - {{ ext{T}}_2}}}$$