MCQ - TNPSC JTO
JTO - 540 - Trade - Workshop Calculation Science
540 UNIT 09 Algebra and Trigonometry
161)
sin 30° = ?
A.
B.
C.
D.
162)
cos 60° = ?
A.
B.
C.
D.
163)
tan 45° = ?
A.
B.
C.
D.
164)
sin 90° = ?
A.
B.
C.
D.
165)
cos 0° = ?
A.
B.
C.
D.
166)
tan 0° = ?
A.
B.
C.
D.
167)
sin²θ + cos²θ = ?
A.
B.
C.
D.
168)
tan θ = sin θ / ?
A.
B.
C.
D.
169)
If sin θ = 3/5, then cos θ = ?
A.
B.
C.
D.
170)
tan 60° = ?
A.
B.
C.
D.
171)
A crane raises a load forming a 45° angle with the ground. If the cable is 20 m long, height raised = ?
A.
B.
C.
D.
172)
A 12 m ramp makes a 30° angle with the floor. Vertical height = ?
A.
B.
C.
D.
173)
A 10 m ladder makes 60° with ground. Its base is how far from the wall?
A.
B.
C.
D.
174)
If tan θ = 1, then θ = ?
A.
B.
C.
D.
175)
A building 50 m tall casts a shadow 50 m long. The sun’s elevation = ?
A.
B.
C.
D.
176)
If the hypotenuse is 13 m and one side is 5 m, the other side = ?
A.
B.
C.
D.