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Gravitational force between a point mass m and M separated by a distance is F. Now, if a point mass 2m is placed next to m in contact with it, The force on M due to m and the total force on M are
18
Sep
Gravitational force between a point mass m and M separated by a distance is F. Now, if a point mass 2m is placed next to m in contact with it, The force on M due to m and the total force on M are Gravitational force between a point mass m and M separated by [...]
The rotation of the Earth having radius R about its axis speeds up to a value such that a man at latitude angle 60 degree feels weightlessness. The duration of the day in such a case is.
18
Sep
The rotation of the Earth having radius R about its axis speeds up to a value such that a man at latitude angle 60 degree feels weightlessness. The duration of the day in such a case is. The rotation of the Earth having radius R about its axis speeds up to a value such that [...]
The angular speed of earth in rad/s, so that the object on equator may appear weightless is ( radius of earth =6400 km)
18
Sep
The angular speed of earth in rad/s, so that the object on equator may appear weightless is ( radius of earth =6400 km) so that the object on equator may appear weightless is ( radius of earth =6400 km) The angular speed of earth in rad/s September 18, 2020 Category: Arihant Physics by D.C Pandey [...]
A body has a weight 72 N. When it is taken to a height h=R= radius of earth, it would weight
18
Sep
A body has a weight 72 N. When it is taken to a height h=R= radius of earth, it would weight A body has a weight 72 N. When it is taken to a height h=R= radius of earth it would weight September 18, 2020 Category: Arihant Physics by D.C Pandey , Chapter 10 - [...]
Figure 4.127 shows the position – time graphs of three cars A, B, and C. On the basis of the graphs, answer the following questions: a. Which car has the highest speed and which the lowest? b. Are the three cars ever at the same point on the road?
18
Sep
Figure 4.127 shows the position – time graphs of three cars A, B, and C. On the basis of the graphs, answer the following questions: a. Which car has the highest speed and which the lowest? b. Are the three cars ever at the same point on the road? and C. On the basis of [...]
Two point masses each equal to 1 kg attract one another with a force of 10^−9 kg-wt. the distance between the two point masses is approximately (G=6.6×10^−11MKS units)
18
Sep
Two point masses each equal to 1 kg attract one another with a force of 10^−9 kg-wt. the distance between the two point masses is approximately (G=6.6×10^−11MKS units) Two point masses each equal to 1 kg attract one another with a force of 10^−9 kg-wt. the distance between the two point masses is approximately (G=6.6×10^−11MKS [...]
A physics professor leaves her house and walks along the sidewalk towards campus. After 5 min, it starts to rain ans she returns home. Her distance from her house as a function of time is shown in Fig. At which of the labeled points is her velocity a. Zero b. Constant and positive
18
Sep
A physics professor leaves her house and walks along the sidewalk towards campus. After 5 min, it starts to rain ans she returns home. Her distance from her house as a function of time is shown in Fig. At which of the labeled points is her velocity a. Zero b. Constant and positive A physics [...]
You are given the position time graph of three different bodies A, B, and C. Find which will have greater velocity and which will have least velocity.
18
Sep
You are given the position time graph of three different bodies A, B, and C. Find which will have greater velocity and which will have least velocity. and C. Find which will have greater velocity and which will have least velocity. B You are given the position time graph of three different bodies A September [...]
Fig. 4.124 given below shows the displacement time graph for a particle moving along a straight line path. State true or false. a. Time during which the particle was at rest is 0 s to 2 s.
18
Sep
Fig. 4.124 given below shows the displacement time graph for a particle moving along a straight line path. State true or false. a. Time during which the particle was at rest is 0 s to 2 s. Fig. 4.124 given below shows the displacement time graph for a particle moving along a straight line path. [...]
At t = 0, a particle starts from rest and moves along a straight line, whose acceleration time graph is shown in fig. Convert this graph into velocity – time graph. From the velocity – time graph, find the maximum velocity attained by the particle.
18
Sep
At t = 0, a particle starts from rest and moves along a straight line, whose acceleration time graph is shown in fig. Convert this graph into velocity – time graph. From the velocity – time graph, find the maximum velocity attained by the particle. a particle starts from rest and moves along a straight [...]