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

The probability distribution of a random variable X is

X	- 2.5	- 1.5	-0.5	0.5	1.5
P(X)	0.35	0.25	0.2	0.15	0.05

Then the c.d.f. of X is

Which among the following ore is concentrated by froth floatation process?

The diagonal relationship in Be and Al is due to ______.

For a body moving with constant speed in a horizontal circle, which of the following remains constant?

Which carbon atoms of α- D glucopyranose and β-D-fructofuranose respectively are linked together to form glycosidic linkage in sucrose?

If AX = B, where A = `[(1, 2, 3), (-1, 1, 2), (1, 2, 4)]` and B = `[(1), (2), (3)]`, then X is equal to ______

Which of the following is CORRECT with respect to vital capacity?

The temperature of an ideal gas, initially at 27°C, is raised by 12°C. The rms velocity of the gas molecules will, ______

When 2 moles of an ideal gas are expanded isothermally from a volume of 12.5 L to 15.0 L against constant external pressure of 7 60 mm Hg. Calculate the amount of work done in joule?

The minimum value of z = 10x + 25y subject to 0 ≤ x ≤ 3, 0 ≤ y ≤ 3, x + y ≥ 5 is ______.