Q80.The random variable ๐ follows binomial distribution ๐ต( ๐, ๐) , for which the difference of the mean and the variance is 1. If 2 ๐( ๐= 2 ) = 3 ๐( ๐= 1 ) , then ๐2๐( ๐> 1 ) is equal to (1) 15 (2) 11 (3) 12 (4) 16
What This Question Tests
This question tests the condition for two lines in 3D to be coplanar, requiring the calculation of the scalar triple product of vectors derived from the lines' equations.
Concepts Tested
Formulas Used
(a2-a1).(b1 x b2) = 0 for coplanar lines
๐ NCERT Sections This Tests
6.11 โ Dynamics Of Rotational
Physics Class 11 ยท Chapter 6
6.11 Dynamics of rotational the motion of extended bodies. motion about a fixed axis A large class of problems with extended bodies can be
5.12 โ Write All The Geometrical Isomers Of [Pt(Nh3)(Br)(Cl)(Py)] And How Many Of
Chemistry Class 11 ยท Chapter 5
5.12 Write all the geometrical isomers of [Pt(NH3)(Br)(Cl)(py)] and how many of these will exhibit optical isomers?
2.1 โ Two Charges 5 ร 10โ8 C And โ3 ร 10โ8 C Are Located 16 Cm Apart. At
Physics Class 11 ยท Chapter 2
2.1 Two charges 5 ร 10โ8 C and โ3 ร 10โ8 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.
๐ Question Details
- Chapter
- 3D Geometry
- Topic
- Coplanar lines
- Year
- 2023
- Shift
- 13 Apr Shift 2
- Q Number
- Q80
- Type
- MCQ
- NCERT Ref
- Class 12 Mathematics Ch 11: Three Dimensional Geometry
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