Comfort Conditions - 1


10 Questions MCQ Test Topicwise Question Bank for GATE Mechanical Engineering | Comfort Conditions - 1


Description
This mock test of Comfort Conditions - 1 for Mechanical Engineering helps you for every Mechanical Engineering entrance exam. This contains 10 Multiple Choice Questions for Mechanical Engineering Comfort Conditions - 1 (mcq) to study with solutions a complete question bank. The solved questions answers in this Comfort Conditions - 1 quiz give you a good mix of easy questions and tough questions. Mechanical Engineering students definitely take this Comfort Conditions - 1 exercise for a better result in the exam. You can find other Comfort Conditions - 1 extra questions, long questions & short questions for Mechanical Engineering on EduRev as well by searching above.
QUESTION: 1

Which of the following factor does not affect comfort air conditioning?

Solution:

There are four important factors affecting comfort air conditioning:
1. Temperature of air
2. Humidity of air
3. Purity of air
4. Motion of air
Air conditioning unit is the equipment used in air conditioning system.

QUESTION: 2

The alignment cicle is marked on the psychrometric chart at

Solution:
QUESTION: 3

The human body feeds comfortable when the heat stored in the body is

Solution:

For the condition of equilibrium or thermal neutrality of the body, there should be no stored energy, and hence no change in body temperature. For a feeling of comfort, thermal neutrality is the required condition. Any variation in body temperature acts as a stress signal to the brain which ultimately results in either prespiration or shivering.

QUESTION: 4

The index which correlates the combined effects of air temperature, relative humidity and air velocity on the human body is known as

Solution:
QUESTION: 5

The heat production from a normal healthy mass when asleep is about

Solution:

The rate at which body produces heat is called the metabolic rate. The heat produced by a normal healthy person while sleeping is called the basal metabolic rate which is of the order of 60 W. The maximum value may be 10 times as much as this for a person engaged in sustained hard work.

QUESTION: 6

In summer comfort cooling, the air of the occupied space should not have a relative humidity above

Solution:
QUESTION: 7

The optimum effective temperature for humans comfort is

Solution:
QUESTION: 8

Which one of the following statements is correct?

Solution:
QUESTION: 9

The heat lost by the human body in the process of radiation depends on

Solution:
QUESTION: 10

A person feels comfortable when the heat produced due to metabolism of his body is equal to

Solution:

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