The percentage O2 by Weight in atmospheric air is – McqOptions

MCQOPTIONS

Saved Bookmarks

→ Electrical Engineering
→ Gate (EE) 2018 in Electrical Engineering
→ The percentage O2 by Weight in atmospheric air is..

1.	The percentage O2 by Weight in atmospheric air is
A.	18%
B.	23%
C.	77%
D.	79%
Answer» C. 77%

Discussion

No Comment Found

Related MCQs

The draught which a chimney produces is called
The efficiency of a modern boiler using coal and heat recovery equipment is about
The isentropic expansion of steam through nozzle for the steam initially dry saturated at inlet is approximated by equation.
Underfeed stokers work best for __________ coals high in volatile matter and with caking tendency
Reheat cycle in steam power plant is used to
In a regenerative surface condenser
The draught produced, for a given height of the chimney and given mean temperature of chimney gases
For the safety of a steam boiler the number of safety valves fitted are
For the induced draught the fan is located
Carnot cycle comprises of

Related Topics

Gate (EE) 2018 in Electrical Engineering

GATE (EE) 2016 in Electrical Engineering

BASIC ELECTRICAL ENGINEERING in Electrical Engineering

D.C. MACHINES in Electrical Engineering

DIGITAL ELECTRONICS in Electrical Engineering

ELECTRONIC DEVICES in Electrical Engineering

MEASUREMENTS & INSTRUMENTATION in Electrical Engineering

OP-AMP in Electrical Engineering

POWER ELECTRONICS in Electrical Engineering

POWER SYSTEM in Electrical Engineering

Recent Visits

Reply to Comment

Name *

Email *

Comment *

© Copyright 2025 McqOptions. All rights reserved.

Terms & Conditions
Privacy Policy
Disclaimer

Support: admin@mcqoptions.com