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Supansa
Questions (24)
A thin non-conducting rod is bent to form the arc of a circle of radius a and subtends an angle at the center of the circle. A
0 answers
766 views
a particle having a charge of -2.0 x 10^-9 is acted on by a downward electric force of 3.0 x 10^-6 in a uniform electric field.
w
1 answer
1,094 views
At time t=0 an object of mass 50.34 g on the end of a horizontal spring is moving to the right at 10 cm/s and is displaced 2 cm
0 answers
407 views
At time an object of mass 50.34 g on the end of a horizontal spring is moving to the right at 10 cm/s and is displaced 2 cm to
0 answers
437 views
Find the speed of a pendulum bob at the bottom of its swing if its initial displacement is 5.34o and its period is 2.534 s.
1 answer
563 views
At time an object of mass 50.34 g on the end of a horizontal spring is moving to the right at 10 cm/s and is displaced 2 cm to
0 answers
470 views
A cubical metal box has side L=10.34cm and mass m=150 g. How much mass must be placed inside the box if it is to float in water
1 answer
588 views
An engineer decides to use a successful dam design for a new lake of the same depth. If the new lake has ten times the surface
1 answer
591 views
A pipe of constant diameter 13.4 cm carries water up a hill 30.34 m high. How much pressure is required at the bottom of the
1 answer
555 views
Ball A is attached to a string of length l=13.4 m and is released from rest. Ball B is released from rest and falls straight
1 answer
587 views
A pinball machine has balls of mass 134 g. The springs have a spring constant of 93.4N/m and a relaxed length of 10 cm. To what
1 answer
635 views
What is the potential energy of the Earth, considered as an object orbiting the Sun? Compare your result with the kinetic energy
1 answer
556 views
A pinball machine has balls of mass 134 g. The springs have a spring constant of 93.4N/m and a relaxed length of 10 cm. To what
1 answer
508 views
What is the potential energy of the Earth, considered as an object orbiting the Sun? Compare your result with the kinetic energy
1 answer
644 views
A perfectly efficient machine (e=1) is used to move a 53.4 kg load. The input force moves a distance of 13.4 m as the load rises
1 answer
490 views
A football player kicks a ball of mass 1.534 kg across the field using a constant force of 13.4 N over a distance 30.0 m. How
1 answer
600 views
(a) Two boxes of different mass are at rest on a ramp. What is the minimum coefficient of static friction between the boxes and
1 answer
573 views
A box of mass M sits on a table and is connected by a rope passing over a smooth support to another box of mass m that hangs
1 answer
714 views
A particle moves in three dimensional space as an equation r= (t^2+1.34t)i^+(3.34t-2)j^+(2t^3-4t^2)k^
where is in unit of meter
1 answer
565 views
(a) Two go-karts, A and B, travel around two circular tracks of radius 5 m and 10 m, respectively, each in 10.34 s. Does A or B
1 answer
429 views
(a) Two go-karts, A and B, travel around two circular tracks of radius 5 m and 10 m, respectively, each in 10.34 s. Does A or B
1 answer
465 views
A particle moves in three dimensional space as an equation r= (t^2+1.34t)i^+(3.34t-2)j^+(2t^3-4t^2)k^
where is in unit of meter
1 answer
429 views
Two students each hit a golf ball at the same speed, but the first student hits his ball at an angle of 60.34o with the
3 answers
476 views
Two heavy balls are released from different heights, one 2.34 s after the other. If the two balls hit the ground at the same
1 answer
467 views
Answers (1)
An organism that eats other organisms, living or dead, is called a consumer.
