RankLab
Back to Questions
MathsMediumMCQ2022 · 26 Jun Shift 2

Q75.The area of the region bounded by y2 = 8x and y2 = 16(3 −x) is equal to (1) 32 (2) 40 3 3 (3) 16 (4) 9

What This Question Tests

This question requires finding the points of intersection of two parabolas (given with y^2 terms), then setting up and evaluating the definite integral to find the area enclosed between them, integrating with respect to y.

Concepts Tested

Intersection points of curvesArea between two curvesIntegration with respect to y

Formulas Used

Area = ∫(x_right - x_left) dy

📚 NCERT Sections This Tests

2.1Two Charges 5 × 10–8 C And –3 × 10–8 C Are Located 16 Cm Apart. At

Physics Class 11 · Chapter 2

70% match

2.1 Two charges 5 × 10–8 C and –3 × 10–8 C are located 16 cm apart. At what point(s) on the line joining the two charges is the electric potential zero? Take the potential at infinity to be zero.

8.2Name The Following Compounds According To Iupac System Of Nomenclature:

Chemistry Class 12 · Chapter 8

69% match

8.2 Name the following compounds according to IUPAC system of nomenclature: (i) CH3CH(CH3)CH2CH2CHO (ii) CH3CH2COCH(C2H5)CH2CH2Cl (iii) CH3CH=CHCHO (iv) CH3COCH2COCH3 (v) CH3CH(CH3)CH2C(CH3)2COCH3 (vi) (CH3)3CCH2COOH (vii) OHCC6H4CHO-p

9.15Apply Mirror Equation And The Condition:

Physics Class 12 · Chapter 9

69% match

9.15 Apply mirror equation and the condition: (a) f < 0 (concave mirror); u < 0 (object on left) (b) f > 0; u < 0 (c) f > 0 (convex mirror) and u < 0 (d) f < 0 (concave mirror); f < u < 0 to deduce the desired result.