Can a body have a constant speed but a varying velocity?

Q: Using other activity or sports, give an example where speed is essentially needed

A: Given: using other activity or sports, give an example where speed is essentially needed.

Q: Is it possible to have an accelerated motion with a constant speed? Name such type of motion?

A: Yes, it is possible to have an accelerated motion with a constant speed.

Q: Why is the stopping distance of a truck much shorter than for a train going the same speed?

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Q: A body sliding on a smooth inclined plane requires 4 sec to reach the bottom after starting from…

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Q: A ball is thrown up at an angle with a speed of 15 m/s. Assuming air resistance can be ignored and…

A: Required :: Speed of the ball when it is caught at the same height.

Q: Is there a force acting on an object that moves in a circular motion? yes? why? in what direction?,…

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Q: An object falls off a cliff (ignore air resistance), what remains constant?

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Q: When an aluminum bar is connected between a hot reservoir at 800 K and a cold reservoir at 288 K,…

A: Given that,The temperature of hot reservoir, TH=800 KTemperature of cold reservoir,Tc=288KHeat…

Q: A block drops from rest from the top of a building. Determine its velocity at 7m before the impact.…

A: Given data:  Height of the building = 100 m Mass (m) = 50 kg Required: The velocity of block at 7 m…

Q: A frictionless incline is 5.00 m long (the distance from the top of the incline to the bottom,…

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Q: Can a body have variable velocity when its speed is constant?

A: When a body is moving with uniform speed in a circular track the speed of the body will remains same…

Q: What could make a car increase its acceleration

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Q: Can a body possess acceleration without velocity?

A: Acceleration is the rate of change of velocity. The projection of a body into a height in the…

Q: ) You drop your cell phone from your hand which is 1.0m above the ground. What will its speed be…

A: Given data The height from which the cell phone drops is given as s = 1 m.   The final velocity of…

Q: Can A Body Have A Constant Speed And Still Have A Varying Velocity?

A: Yes if the body is travelling with uniform speed in a circular track its speed remains the same but…

Q: Does the acceleration increase or decrease as the mass increases?

A: From newton 2nd Law of motion F= ma a=F/m from above acceleration is inversely proportional to the…

Q: Will a real cart gain speed faster going down a given ramp than it loses speed on the way up, or the…

A: Let F= force applied on both forces. fk is the kinetic friction

Q: A car is moving at a constant velocity and makes a turn to the left. Has the acceleration of the car…

A: A vector quantity is defined by a magnitude and a direction. Acceleration is a vector quantity. When…

Q: What is the gain in the speed per second for a freely falling body?

A: the expression for the velocity for a freeling falling body is

Q: While an apple falls out of a tree, does the earth remain stationary or does it accelerate upwards ?

A: Gravitational force between apple and earth is F= GMm/r2 .  Where G is gravitational constant  M is…

Q: - In the given p-V diagram, the path (z) from A to B is zig-zag path, but (1) is simple path. Then,…

A: A state function is a property which depends on the state of a system and independent of the path…

Q: Can A Body Have Zero Velocity And Still Be Accelerating?

A: Yes, an object can have zero velocity and still be accelerating simultaneously.

Q: Raindrops can fall at different speeds; some fall quite quickly, others quite slowly. Why might this…

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Q: When a car starts suddenly, the front of the car rises to the top, explain this.

A: It is required to explain why the front of the car rises to the top when it starts suddenly.

Q: A boxer moves his head backward just before receiving a punch . Why?

A: A boxer moves his head backwards in order to increase the time interval of the punch to touch him.…

Q: Which is harder to stop? A train or a car traveling at

A: Question it is asked that which is more harder to stop  Train or car  Both are moving with same…

Q: Find the speed of the ball as it strikes the floor.

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Q: What is an example of instantaneous speed

A: The instantaneous speed is the speed of an object at any instant. It is a scalar quantity.

Q: As cars travel, oil and gasoline leaks onto the road surface. If a light rain falls, what does this…

A: As car travels, oil and gasoline leaks onto the road surface, on light raining the gasoline…

Q: If the mass of an object is doubled, what happens to the acceleration?

A: For a constant force, if mass gets doubled then acceleration will get half.   Mathematically: F=ma…

Q: The questions asked for the acceleration though.

A: 1. Which of the following gives the direction of acceleration of point B. 2. Which of the following…

Q: If the speed does not change,but the direction changes,there will be acceleration (true or false…

A: Given data:   Speed constant but direction changes Required: Acceleration present or not

Q: If its initial velocity is 5 m/s and it reaches 45 m/s at the bottom of the hill, how long is the…

A: Data provided in the question; Angle of inclination of the hill θ=45o Initial velocity of the sphere…

Q: X-rays are being produced in a device in which electrons are accelerated to 10 MeV. These high…

A: Given,

Q: Can a body move with increasing velocity but decreasing acceleration?

A: Ans:- Image-1

Q: The minimum speed with which a car driver must traverse a flat curve of radius 150 m and coefficient…

A: To find-Speed of car (V)=?Given data-Radius (r)=150 mCoefficient of friction (μ)=0.6g=10 m/s2

Q: Speed of a body is never negative. Why?

A: first of all , speed is a scalar quantity with magnitude only and has no direction. the physical…