If you are observing a very small object, you need your telescope to provide you with greater magnification. Which eyepiece below will result in greatest magnification? *Eye piece lens if the smaller lens on the right hand side in the diagram. Starlight 32mm 18mm 9mm Lens Lens To eye

Q: Are all forces the same?

A: Basically  force are classified into types Contact force: results at the interaction of two object…

Q: What is cetripetal acceleration?

A: The centripetal acceleration is the idea of having an acceleration vector in the middle of that…

Q: A Jetplane has a takeoff speed of 75 m/s and can move along the runaway at an average velocity of…

A: Use the kinematic equation to solve for the length of the runway needed for the safe take off for…

Q: Which fall faster, large or small raindrops?

A: It's conventional wisdom in atmospheric science circles: large raindrops fall faster than smaller…

Q: what is the average flight speed of an unloaden swallow?

A: The average flight speed of a bird is given by, v = 3fA where f is the wingbeat frequency of the…

Q: A parachutist of mass 58.8 kg jumps out of a stationary hot air balloon. Use Eq. (1.10): v (t) =…

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Q: hen a car driver travelling at speed 10m/s allies brake and brings the car to rest in 20 sec. then…

A: U ( initial velocity ) = 10m/s V ( final velocity ) = 0m/s t ( time taken) = 20s

Q: A body given with an initial velocity moved under the effect of gravity is called?

A: A body given with an initial velocity moved under the effect of gravity is called Projectile.

Q: Does the acceleration of the balls change with the angle of incline? How does it affect the…

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Q: Will an object dropped at height h never change its direction?

A: Say an object of mass m is dropped from height h. As it was dropped, the initial velocity u=0 and…

Q: bject if the mass is 70 kg and object move by t

A: The mass of the object is m = 70 kg  The force on the object is F = 140 N  Find:-  The acceleration…

Q: why does stopping distance for a car depends on the initial speed

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Q: What is the acceleration of a car that starts from rest and travels 20 meters in 9 seconds?

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Q: closed system consisting of 2 lb of a gas undergoes a process during which the relation between…

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Q: Calculate is the acceleration produced by a force of 260 N exerted on an object of mass 12 kg.

A: Introduction :   In this question we are provided it value of mass and force . With these data we…

Q: What is the effect of air resistance on the acceleration of falling objects? What is the…

A: A freely falling object is any object moving either upward or downward under the influence of…

Q: Find the value of distance covered by car in 6 s if car is moving with speed of 25 m/s

A: Given Time t = 6 s Speed v = 25 m/s

Q: In the unit of acceleration why does the unit of time occur twice?

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Q: Calculate the acceleration of a car that can go from rest to 100 km/h in 10s?

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Q: What is the average translational kinetic energy of a nitrogen molecule at a temperature of 90.0°C;…

A: “Since you have posted multiple questions, we will provide the solution only to the first question…

Q: What is meant by terminal velocity?

A: Terminal velocity is defined as the highest velocity attained by an object that is falling through a…

Q: A truck travelling at 54 km/h is slow down to 36 km/h in 10 sec. Find the retardation

A: Acceleration is defined as the rate of change in velocity. Retardation is basically the acceleration…

Q: A simple rearrangement of Newton's second law gives Fnet 5 ma. Show that a net force of 84N exerted…

A: As mentioned, the expression of net force from Newton’s second law of motion is:

Q: If an object falls downward, its acceleration and velocity?

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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: Does height have an effect on the average velocity of a dropped object?

A: Dependency of average velocity of dropped object on height:

Q: What is the acceleration of the cart?-

A: Given data: The mass of cart is: m = 5.2 kg The acceleration of the cart is: a The net force on the…

Q: What is the average land speed velocity of an unladen swallow?

A: In order to calculate the airspeed you have to take the difference between ground speed and the wind…

Q: A cart of mass 5 kg attached to a spring rolls along a level table as shown. The wheels of the cart…

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Q: Is it possible that a body is at rest and at same time in motion?

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

A: Ans:- Image-1

Q: is a push or a pull that one object exerts on another object Force O velocity speed O none of the…

A: Force : It is a push or pull upon an object exert from the object's interaction with the other…

Q: Which force allows hot air balloons to fly?

A: The hot air balloon is moving up.