Home
Class 11
PHYSICS
Find the value of (a) cos 120^(@) (b...

Find the value of
(a) `cos 120^(@)`
(b) `sin 240^(@)`
(c) `tan (-60^(@))`
(d) ` cot 300^(@)`
(e) `tan 330^(@)`
(f) `cos (-60)^(@)`
(g) `sin (-150)^(@)`
(h) `cos ( -120)^(@)`

Text Solution

Verified by Experts

The correct Answer is:
A, B, C, D
Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • BASIC MATHEMATICS

    DC PANDEY ENGLISH|Exercise Exercise|13 Videos

  • CALORIMETRY & HEAT TRANSFER

    DC PANDEY ENGLISH|Exercise Level 2 Subjective|14 Videos

Similar Questions

Explore conceptually related problems

Find the value of sin330^(@)cos120^(@)+cos210^(@)sin300^(@)

Find the value of sin60^(@)cos30^(@)+cos60^(@)sin30^(@) .

Find the value of (i) cos(-60^(@)) " " (ii) tan(210^(@))" " (iii) sin (300^(@))" " (iv) cos(120^(@))

Find the values of : (i) tan (-30^(@)) (ii) sin 120^(@) (iii) sin 135^(@) (iv) cos 150^(@) (v) sin 270^(@) (vi) cos 270^(@)

Find the value of x, if : cos x = cos 60^(@) cos 30^(@) + sin 60^(@) sin 30^(@)

Find the values of: (i) tan (-30^(@)) (ii) sin 120^(@) (iii) sin 135^(@) (iv) cos 150^(@) (v) sin 270^(@) (vi) cos 270^(@)

sin 120^(@) cos 150^(@)- cos 240^(@) sin 330^(@) =

The valiue of sin60^(@) cos 30^(@) + sin 30^(@)cos 60^(@) is ______.

Find the value of : (sin30^(@)-sin90^(@)+2cos0^(@))/(tan30^(@) times tan60^(@))

Find the value of, cos [tan^(-1) {sin (cot^(-1)x)}]

Home
Profile