The maximum value of the horizontal range for a projectile projected with a velocity of 98 m/sec is__________________?
B. 490 m
C. 980 m(Correct)
D. 1960 m
B. 490 m
C. 980 m(Correct)
D. 1960 m
B. 490 m
C. 980 m(Correct)
D. 1960 m
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In SI units, the units of force and energy are respectively___________________?
In SI units, the units of force and energy are respectively___________________? A. Newton and watt
B. Dyne and erg
C. Newton and joule(Correct)
D. kg-wt and jouleOne end of an elastic string of natural length / and modulus X is kept fixed while to the other end is attached a particle of mass m which is hanging freely under gravity. The particle is pulled down vertically through a distance x, held at rest and then released. The motion is___________________?
One end of an elastic string of natural length / and modulus X is kept fixed while to the other end is attached a particle of mass m which is hanging freely under gravity. The particle is pulled down vertically through a distance x, held at rest and then released. The motion is___________________? A. a simple harmonic motion(Correct)
B. a rectilinear motion with constant speed
C. a damped oscillatory motion
D. none of the above