List of top Questions asked in GATE AE, GATE CY

A through hole of 10 mm diameter is to be drilled in a mild steel plate of 30 mm thickness. The selected spindle speed and feed for drilling hole are 600 revolutions per minute (RPM) and 0.3 mm/rev, respectively. Take initial approach and breakthrough distances as 3 mm each. The total time (in minute) for drilling one hole is ______. (Rounded off to two decimal places) 
 

Which ligand causes maximum crystal field splitting?
The standard electrode potential of the standard hydrogen electrode (SHE) is:
In IR spectroscopy, which bond absorbs at the highest wavenumber?
For an ideal gas, which of the following thermodynamic quantities depends only on temperature?
The unit used to measure sound intensity level is:
Which air pollutant is mainly responsible for acid rain?

In a cold rolling process without front and back tensions, the required minimum coefficient of friction is 0.04. Assume large rolls. If the draft is doubled and roll diameters are halved, then the required minimum coefficient of friction is ___________. (Rounded off to two decimal places) 
 

Which one of the following casting defects is caused due to the supply of the molten metal through two gates?
The relationship between the hoop stress \(\sigma_1\) and the longitudinal stress \(\sigma_2\) of a closed cylindrical thin-walled pressure vessel is
Which one of the following gases is primarily responsible for the formation of photochemical smog?
BOD test is commonly carried out at:
The most suitable method for disposal of municipal solid waste in large cities is:
The microorganism mainly responsible for nitrification in soil is:
Which of the following is the first step in Environmental Impact Assessment (EIA)?
For a subsonic flow over an airfoil, an increase in velocity leads to:
Which of the following motions is primarily associated with lateral stability of an aircraft?
Which propulsion system is most suitable for high-speed supersonic aircraft?
The primary load-carrying structural component of an aircraft wing is:
For an isentropic flow of a perfect gas, an increase in Mach number results in:
Which control surface is mainly used to control the yaw motion of an aircraft?
The velocity required for a satellite to remain in a circular orbit close to Earth is called:
Which of the following reagents converts an aldehyde selectively into a primary alcohol?
The magnetic behavior of a compound with all electrons paired is:
For a first-order reaction, the unit of rate constant is: