Banner 0
Banner 1
Banner 2
Banner 3
Banner 4
Banner 5
Banner 6
Banner 7
Banner 8
Banner 9

Q.

If the distance between two points  (acosθ,asinθ) and (acosϕ,asinϕ) is 2a then  θ is

see full answer

Your Exam Success, Personally Taken Care Of

1:1 expert mentors customize learning to your strength and weaknesses – so you score higher in school , IIT JEE and NEET entrance exams.
An Intiative by Sri Chaitanya

a

2nπ+π+ϕ,n∈z

b

nπ+π2+ϕ,n∈z

c

nπ−ϕ,n∈z

d

2nπ+ϕ,n∈z

answer is A.

(Unlock A.I Detailed Solution for FREE)

Best Courses for You

JEE

JEE

NEET

NEET

Foundation JEE

Foundation JEE

Foundation NEET

Foundation NEET

CBSE

CBSE

Detailed Solution

(acosθ−acosϕ)2+(asinθ−asinϕ)2=4a2⇒−2a2cos(θ−ϕ)=4a2−2a2⇒cos(θ−ϕ)=−1⇒θ−ϕ=2nπ±π⇒θ=2nπ±π+ϕ,n∈Z
Watch 3-min video & get full concept clarity
score_test_img

courses

No courses found

Get Expert Academic Guidance – Connect with a Counselor Today!

best study material, now at your finger tips!

  • promsvg

    live classes

  • promsvg

    progress tracking

  • promsvg

    24x7 mentored guidance

  • promsvg

    study plan analysis

download the app

gplay
mentor

Download the App

gplay
whats app icon
personalised 1:1 online tutoring