When a ball rolls on a smooth level ground, the motion of...
When a ball rolls on a smooth level ground, the motion of its center is
translational
oscillatory
random
rotational
Correct answer is A
A ball rolling along a smooth surface observes translational motion at the center while the rest of the body rotates round the center.
Absorption line spectra exhibited by atoms is a result of ...
Calculate the inductance L of the coil in the circuit shown above. ...
If an ebonite rod is rubbed with fur ...
An electric motor primary converts ...
A stand-by generator is connected to fifteen 40 W lamps and musician's 600 W amplifying system. ...
The handle of a screw jack is 35 cm long and pitch of the screw is 0.5 cm. What force must be a...
In the study of Physics, temperature and heat are often confused with each other. Which of the ...
The magnification of the image of an object placed in front of a convex mirror is 13. I...
Which of the following correctly explain(s) why a green leaf appears green in bright day light? i...
In the diagram given the hanging mass m2 is adjusted until m1 is on the verge of sliding. ...