Question

Why can you exert greater force on the pedals of a bicycle if you pull up on the handlebars?

Expert Answer

Want to see the step-by-step answer?

Check out a sample Q&A here.

Want to see this answer and more?

Experts are waiting 24/7 to provide step-by-step solutions in as fast as 30 minutes!*

*Response times may vary by subject and question complexity. Median response time is 34 minutes for paid subscribers and may be longer for promotional offers.
Tagged in
Science
Physics

Related Physics Q&A

Find answers to questions asked by students like you.

Q: In a Jules Verne novel, a piece of ice is shaped into a magnifying lens to focus sunlight to start a...

A: The refractive index of ice is greater than the refractive index of air. Therefore, the light refrac...

Q: A 50kg student traveling in a car with a constant velocity has a kinetic energy of 1.2 × 10^4J .What...

A: Given information: The mass of the student (m) = 50 kg The kinetic energy of the student (K.E) = 1.2...

Q: Do adiabatic parcels occur in atmosphere , in the ocean, or in both?

A: Parcels are parts of air that may have dimensions up to kilometers. For this huge size, very little ...

Q: A spring with a force constant of 20 newtons per meter is known to obey Hooke's Law. The spring is a...

A: Introduction- The principle of the conservation of mechanical energy states that the total mechanica...

Q: If you observe a star’s blackbody spectrum twice, once from Earth and once from a space shuttle abov...

A: When radiation passes through any sample of gas, the atoms get excited by absorbing that particular ...

Q: A man moves on ground with a speed of 2ms-1 towards a train moving towards him with 40ms-1 on ground...

A: Train is moving in the opposite direction of person.

Q: What physics is involved for a passenger feeling pushed backward into the seat of an airplane when i...

A: Click to see the answer

Q: Susan pushes against a 100 kilogram rock with a force of 5 Newtons, but the rock doesn't move. The f...

A: Force exerted by the rock on Susan is 5 Newton.

Q: Two converging lenses, each of focal length 15.0 cm, are placed 40.0 cm apart, and an object is plac...

A: Click to see the answer

Q: A 2,500 kg car moving east at 10.0 m/s collides with a 3,000 kg car moving north. The cars stick tog...

A: From conservation of momentum along vertical direction,  

Q: A movable bar (L=1m) can slide along frictionless conducting rails. Use B=5T - If you pull the bar a...

A: Given: Length of movable bar (l) = 1 m. Magnitude of magnetic field (B) = 5 T. Velocity of bar (v) =...

Q: To fit a contact lens to a patient’s eye, a keratometer can be used to measure the curvature of the ...

A: Consider an object is placed at a distance p from the cornea and the image formed at a distance q. L...

Q: A man is standing on a platform that is connected to a pulley arrangement. By pulling upward on the ...

A: The forces acting on the system are the pulling force acting upward and the weight of the system act...

Q: What can be produced when a plasma beam is directed into a magnet?

A: Plasma contains ions. When a plasma beam is directed into a magnet, there will be a flow of ions. Ag...

Q: A person walks into a room that has, on opposite walls, two plane mirrors producing multiple images....

A: Given: A room consist two opposite walls, both walls contains plane mirror. Those plane mirrors form...

Q: Define center of mass frame of reference.

A: Click to see the answer

Q: The output voltage of an AC generator is given by Δv = (1.20 × 102 V) sin (30πt). The generator is c...

A: Click to see the answer

Q: A current of 5 amps passes through a 10 ohm resistor. What power is dissipated by this resistor unde...

A: Click to see the answer

Q: Each of the capacitors is fully charged and current has ceased to flow. If the equivalent capacitanc...

A: Click to see the answer

Q: A block of metal which weighs 60 newtons in air and 40 newtons under water has a density, in kilogra...

A: Click to see the answer

Q: A girl throws a 2 kilogram rock vertically upward. It reaches a maximum height of 5 meters. What is ...

A: Click to see the answer

Q: A vessel at rest at the origin of an xy coordinate system explodes into three pieces. Just after the...

A: Given,

Q: Alex, who has a mass of 100 kg, is skateboarding at 9.0 m/s when he smacks into a brick wall and com...

A: Click to see the answer

Q: A weight (with a mass of 71 kg) is suspended from a point near the right hand end of a uniform boom ...

A: Click to see the answer

Q: A 10 kilogram object falls from a cliff 100 meters high. What will be the total energy at the midpoi...

A: Click to see the answer

Q: What will be the speed of an airplane that normally flies at 200 km/h when it encounters a 80-km/h w...

A: The velocity of the airplane,

Q: The engine that powers a crane burns fuel at a temperature of 1500 oC. It is cooled by air at a temp...

A: by carnot's engine efficiency

Q: If a ball is thrown straight up into the air, what is its acceleration as it moves upward? magnitude...

A: Click to see the answer

Q: An electromagnet can be modeled as an inductor in series with a resistor. Consider a large electroma...

A: Click to see the answer

Q: What are turning points? What is the number of turning points in an ellipse?

A: A classical turning point is where the total energy of the system is equal to its potential energy. ...

Q: A 10.0-kg particle, starting at point A at a height of 5.00 m above the ground with an initial veloc...

A: Click to see the answer

Q: Davisson and Germer scattered electrons from a crystal of nickel. The scattered electrons formed a s...

A: The Davisson and Germer experiment states that the phase difference of the waves, that are reflected...

Q: An object with a mass of 5 kilograms is a distance of 5 meters above the surface of the earth. If th...

A: The formula for the potential energy at height h relative to the earth surface is:

Q: What is the source of mechanical waves and electromagnetic waves?

A: Answer:- Mechanical waves. Sound waves are mechanical waves. they require a material medium for its ...

Q: A long, straight wire lies in the plane of a circular coil with a radius of 0.010 m. The wire carrie...

A: Every field line that comes up through the area A on one side of the wire goes back down through are...

Q: An emf of 24.0 mV is induced in a 500-turn coil when the current is changing at a rate of 10.0 A/s. ...

A: Click to see the answer

Q: An object is dropped from a height of 12m. At what height will its kinetic energy and its potential ...

A: Click to see the answer

Q: A dentist uses a mirror to examine a tooth that is 1.00 cm in front of the mirror. The image of the ...

A: Click to see the answer

Q: Rank the boiling point temperatures from highest to lowest in these locations (a) Death valley (b) S...

A: With increase in elevation, boiling point is lowered.

Q: M(no subject)-sadik1261@gmail.c X MasteringPhysics: HW3 b My Questions | bartleby session.masteringp...

A: Click to see the answer

Q: A boxer punches a sheet of paper in midair and brings it from rest up to a speed of 25 m/s in 0.05 s...

A: Click to see the answer

Q: What is the advantage of studying a collision process in center of mass frame?

A: The advantages of a collision process in center of mass frame are, The motion of the body can be des...