2020 MHT-CET PCB SET - 02 — MHT - CET STD 12 Science — Question

The symbolic form of the statement 'lt is not true that Mathematics is not difficult and interesting' is _______.

A particle starting from rest moves along the circumference of a circle of radius r with angular acceleration a. The magnitude of the average velocity, in the time it completes the small angular displacement θ is 

If the flux associated with a coil changes at the rate of 360 webers every 4 minutes, then the induced e.m.f. is ______

A common emitter amplifier is designed with n-p-n transistor (α = 0.99). The input impedance is 1 kΩ and the load is 10 kΩ. The voltage gain will be ______

`int_0^{pi/2} cos^2x dx` = ______

From the following identify the correct description of anaerobic respiration.

The pharynx opens into trachea through an opening called ______ guarded by a cartilaginous flap called ______.

A short stature with webbing of neck and low posterior hairline indicates ______ syndrome.

Select the MISMATCHED pair.