If a 1 kg ball of radius 2 cm and a 1 kg square plate of dimensions 20 cm by 20 cm are dropped, will they fall at the same rate and why?

Q: Why does sitting closest to the center of a vehicle provide the most comfortable ride in a bus…

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Q: Consider a pendulum of mass 6.4 kg. A bullet of mass 6 g striked it and remained embedded in the…

A: We have to consider a pendulum of mass 6.4 kg. A bullet of mass 6 g striked it and remained embedded…

Q: A spherical metal ball of radius 15 cm is rolling down a ramp without slipping. The ramp makes angle…

A: Radius of the spherical metal ball R=15 cm Angle of inclination of the ramp θ=30o Acceleration due…

Q: Which is easier to get swinging, a baseball bat held at the end or one held closer to the massive…

A: Smaller the rotational inertia, easier to get a baseball bat swinging.

Q: How would you explain to a flat-earther friend that the earth is round using a Frisbee and a ball?

A: Our solar system is billions years old. It has 8 planets revolving around our star, the sun. Earth…

Q: For which kind of bodies made of the same material is the lumped system analysis more likely to be…

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Q: You are sitting in a sled, at rest on a pond covered with nice, thick, frictionless ice. Your own…

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Q: 63. Three point masses are placed at the corners of a triangle as shown in the figure below. 75 g 3…

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Q: Consider two astronauts initially at rest floating next to each other in space.  The 130 kg…

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Q: Suppose that the mass of the Earth doubles, but it maintains the same density and the same spherical…

A: Weight of object= mg Here g = acceleration due to gravity = Gravitational force / mass =  GMe/R1²…

Q: Two balls (A and B) of masses (K, 2 kg) fell in order at the same time together, ball (A) fell from…

A: Mass of A ball = k Mass of B ball = 2 kg  Height from which ball A fell = 8 m

Q: Two balls of masses 2 kg and 3 kg are moving with velocities 2 m/s and 3 m/s towards each other. If…

A: suppose the 2 kg mass travels towards right and the 3 kg mass towards left. the conservation…

Q: When the distance between you and the center of the Earth triples, the force of gravity of the Earth…

A: The force of gravitation is given by the formula  F = GMem/r2 So force is inversely proportional to…

Q: Two identical satellites in space collide. Satellite A is a rest, and B hits it with a speed v.…

A: Option A is the right answer  This was an elastic collision

Q: 145. A 2.0-kilogram cart moving due east at 6.0 meters per second collides with a 3.0-kilogram cart…

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Q: Is it accurate to say that astronauts in the International Space Station orbiting the Earth, are…

A: Is it accurate to say that astronauts in the International Space Station orbiting the Earth, are…

Q: A 0.250 kg ball is fired from a spring gun into a 12 kg block of a ballistic pendulum. The block is…

A: Given: mass of ball m=0.250 kg mass of block M=12 kg center of gravity is raised h=6 cm To find the…

Q: The diagram above shows a uniform semi-circular lamina of radius 2a , centre O. The distance of the…

A: SOlution: as given that semicircle with pint P at the top. To find the distancce between the CM and…

Q: Babe Ruth steps to the plate and casually points to left center field to indicate the location of…

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Q: Two astronauts, of masses 54 kg and 84 kg, are initially at rest in outer space. They push each…

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Q: An iron sphere of mass 30 kg has the same diameter as an aluminum sphere of mass 10.5 kg. The…

A: Given :-mass of iron sphere (MF)=30 kgmass of iron sphere (MAl)=10.5 kg

Q: Because g varies so little over the extent of most structures, any structure's center of gravity…

A: The Y coordinate Ycog of the centre of gravity of the six-particle system is

Q: 30 cm Two masses, each 100 grams, are connected by an effectively massless rubber band and thrown in…

A: Moment of inertia of the system is I=mr2+mr2=2mr2 where r is the distance of each mass from the…

Q: You are sitting in a sled, at rest on a pond covered with nice, thick, frictionless ice. Your own…

A: Given : M = 94.9 kg m = 13 kg vi = 0 (because sled is initially at rest) mb = 0.140 kg vb = 32.1 m/s…

Q: Which is easier to get swinging, a baseball held at the end or one held closer to the massive end?

A: The situation in which the baseball bat can be swung with more ease depends on the centre of gravity…

Q: A 0.250 kg ball is fired from a spring gun into a 12 kg block of a ballistic pendulum. The block is…

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Q: A tube is been placed upon the table and shaped into a three-quarters circle. A golf ball is pushed…

A: When high speed golf ball is pushed into the tube (shaped into three quarter circle) , it will move…

Q: You are sitting in a sled, at rest on a pond covered with nice, thick, frictionless ice. Your own…

A: Dear student When there is no external force acting on the system, the momentum remains conserved.…

Q: which is faster in filling a bag with air, at rest or after exercise?

A: which is faster in filling a bag with air, at rest or after exercise

Q: The mass of Earth is 5.972×1024 kg and its orbital radius is an average of 1.496×1011 m. Calculate…

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Q: Two particles have a mass of 8 kg and 12 kg, respectively. If they are 800 mm apart, determine the…

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Q: Where is the weight of body more , at the surface of the Earth or in a mine?

A: Value of acceleration due to gravity decreases as the depth of the object inside the earth…

Q: An apparatus like the one Cavendish used to find G has a large lead ball that is 5.9 kg in mass and…

A: Write the given values of the problem- masses- m1=5.9 Kgm2=0.047 Kg Distance(d)d=0.055 m

Q: An Astornaht floating at rest in space has run out of fuel in her jet pack. She realizes that…

A: Mass of hammer Mass of astronaut Velocity of hammer

Q: Consider two balls that are the same size but different masses like a bowling ball and beach ball…

A: According to the equation of motion, initial height of the dropped balls, h = ut + (1/2)gt2  Where,…

Q: Determine the velocities of 2 masses after collision of a 5 kg mass moving with a velocity of 6 m/s…

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Q: The mass of Earth is 5.972×1024 kg and its orbital radius is an average of 1.496×1011 m . Calculate…

A: Mass of earth, m = 5.972 x 1024 kg  radius, r = 1.496 x 1011 m

Q: If a 1 kg ball of radius 2 cm and a 1 kg square plate of dimensions 20 cm by 20 cm are dropped, will…

A: Given : mass of ball, mb = 1 kg Radius of ball, rb = 2 cm = 0.02 m Mass of square plate, ms = 1 kg…

Q: Calculate the location of the center of mass of this system in terms of the distance from the left…

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Q: Calculate the momentum of the Titanic (m = 4.2x10 kg) moving at 14 knots (1 kt = 1.852 km/hr)

A: Given data:  Mass (m) = 4.2×107 kg Speed (v) = 14 knots 1 kt = 1.852 km/hr Required: The momentum…

Q: Two blocks of mass 0.1 kg and 0.2kg approach each other on a horizontal plane at velocities of 0.4…

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Q: A rocket moves because of the conservation of O mass O spin angular momentum O momentum O energy

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Q: 5 kg 3 kg 8m.

A: From the origin, if m1 is at a distance r1 and m2 is at a distance r2 then the center of mass of the…

Q: Two astronauts, one of mass 55 kg and the other 85 kg, areinitially at rest together in outer space.…

A: Since there are no external forces therefore center of mass remains fixed. Mass of one astronaut = M…

Q: An 6 kg object sits at 3 m, a 4 kg object sits at 6 m. Where should a 10 kg object be placed so that…

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Q: Three objects of mass 2.5 kg each were placed. At the vertices of a right- angled triangle whose…

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Newton's First Law of Motion

If a very smooth ball is rolled down an inclined surface with zero friction, the ball will continue to roll indefinitely for an infinite time, in an attempt to reach to the same height on the opposite hill!