Question
Which of the following is the SI unit of
energy?Solution
The SI unit of energy is the joule. This unit is used to quantify the amount of work done, energy transferred, or heat evolved in various scientific and engineering contexts.
A ladder leans against a wall. The foot of the ladder is 6 meters away from the wall. If the angle the ladder makes with the ground is 60°, find the le...
- sin1440° - cot630° - sin120°cos150° is equal to:
- If sin(A + B) = sinAcosB + cosAsinB, then the value of sin75° is
sin2 7 ° + sin2 8 ° + sin2 9 ° + sin2 10 ° + ……… + sin2 83 ° = ?
...if x sin 45 Ëš Â = y cosec 30 Ëš Â then find the value ofÂ
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The Value of (sin38Ëš)/(cos52Ëš)+ (cos12Ëš)/(sin78Ëš)- 4cos²60Ëš is
Solve the following trigonometric expression:
If sin 2A = cos (3A - 60o) , then find the value of sec 2A.
A man is standing at a point 40 meters away from a tower. The angle of elevation of the top of the tower from the point is 45°. After walking 20 meters...
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