MHT-CET PCB 01 — MHT - CET STD 12 Science — Question

Relative lowering in vapour pressure of a solution containing non-volatile solute is the ratio of ____________.

Solution of the equation `dy/dx + y/(x + logy) = 0` is ______

(p ∧ ∼q) ∧ (∼p ∧ q) is a ______.

The c.d.f. of a discrete r.v. x is

x	0	1	2	3	4	5
F(x)	0.16	0.41	0.56	0.70	0.91	1.00

Then P(1 < x ≤ 4) = ______

Identify the last electron acceptor in ETS.

When 4 g of iron is burnt to ferric oxide at constant pressure, 29.28 kJ of heat is evolved. What is the enthalpy of formation of ferric oxide?

(Atomic mass of Fe = 56)

Which nerve controls the movement of shoulder muscle and neck?

A horizontal circular platform of mass 100 kg is rotating at 5 r.p.m. about vertical axis passing through its centre. A child of mass 20 kg is standing on the edge of platform. If the child comes to the centre of platform then the frequency of rotation will become ______.