Which instrument is used to measure the intensity of electromagnetic radiation?
A photometer is an instrument designed to measure the intensity of electromagnetic radiation, including visible light, ultraviolet, and infrared rays. It typically works by converting light into an electrical current.
Given that tan(A+B) = √3 and tan(A-B) =1/√3, find the values of A and B.
If θ is a positive acute angle and cos² θ + cos⁴θ = 1, then the value of tan²θ + tan⁴θ is?
If cos(2θ) = 1 - 2sin²(θ) and tan(θ) + cot(θ) = k, find the value of k when sin(θ) = 3/5.
Find the Value of Sin⁶`Theta` + Cos⁶`Theta` + 3Sin² `theta` Cos²`Theta`
Find the value of sin(θ) if 2sinθ = tanθ, for 0 < θ < 90°.
If (1+sinθ)/cosθ = x, then find the value of secθ?
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Two points P and Q are at the distance of x and y (where y > x) respectively from the base of a building and on a straight line. If the angles of elevat...
