EasyPhysicsplane angle
+4 / -1
Which of the following is correct for small angles (θ in radians)?
A
sin θ ≈ θ
B
sin θ ≈ 1
C
cos θ ≈ 0
D
tan θ ≈ 1/θ
Previous
The projection of vector A along vector B is:
NextThe second derivative d²x/dt² represents which physical quantity (x = displaceme
More from plane angle
Easy
The dot product of two vectors A and B inclined at angle θ is:
HardUsing integration, the work done by a variable force F = kx from x=0 to x=d is:
MediumA vector A of magnitude 10 N makes an angle of 60° with the x-axis. Its x-component is:
EasyThe second derivative d²x/dt² represents which physical quantity (x = displacement, t = time)?
EasyThe projection of vector A along vector B is:
EasyThe definite integral ∫₀² x dx equals:
Practice Physics Exams
Full-length mock tests with detailed analytics, rank, and percentile.
Browse Exams