# What gives a DC motor more torque?

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The load torque is increased by increasing the load current and the load current is increased by increasing the mechanical load on the shaft of the motor.

## What affects torque in DC motor?

DC motors are relatively simple machines: when the load on the motor is constant, speed is proportional to supply voltage. And when supply voltage is constant, speed is inversely proportional to the load on the motor. … Therefore, when supply voltage (V) is constant, torque (T) is inversely proportional to speed (ω).

## How do you increase torque in a motor?

How You Can Increase Horsepower and Torque?

1. Clean House to Increase Horsepower. …
2. Perform a Tune-Up on the Engine. …
3. Install a Turbo Kit or Supercharger. …
4. Install a Cold-Air Intake. …
5. Install an Aftermarket Exhaust System. …
6. Buy an Engine Tuner. …
7. Conclusion.

## How do you increase torque?

An effective modification that will increase torque significantly is to install a turbo or supercharger. Forced induction forces air into your engine, increasing the power the engine provides. Depending on the torque curve you prefer, a turbocharger will need time to spool before it provides torque benefits.

## How does torque apply to DC motor?

When a DC machine is loaded either as a motor or as a generator, the rotor conductors carry current. These conductors lie in the magnetic field of the air gap. Thus, each conductor experiences a force. … Hence, a torque is produced around the circumference of the rotor, and the rotor starts rotating.

## How do you increase the power of a DC motor?

Clearly, the power of a DC motor depends on the torque of the coil. Since torque depends on the current and the area of the coil. Also, the magnetic field can be increased by adding a soft iron core. Hence the correct option is D.

## What creates torque in an electric motor?

As the electric current travels through the motor within a magnetic field, it generates a force. The more current applied, the more the motor will spin. … But at zero RPM, all of the electricity the motor creates from the time electric power is applied becomes instant torque—without any back EMF to reduce its output.

## What gives an engine torque?

That torque is created by the pistons within an engine as they reciprocate up and down on the engine’s crankshaft, causing it to rotate (or twist), continuously. This torque is then transferred to the vehicle’s wheels through the transmission and drivetrain.

## Can you increase horsepower without increasing torque?

You cannot have horsepower without torque, but you can have torque without horsepower! … The most simple means of increasing torque is to run an open exhaust and intake and tune properly. Torque value will increase right along with HP, so long as the tuning is performed properly.

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## How do you get more horsepower than torque?

There are several different ways to increase torque and horsepower: Install a cold-air intake: A cold-air intake improves turbulence to the combustion chamber, allowing fuel and air to mix more uniformly and detonate much more evenly; this improves compression and leaves less fuel waste.

## How is torque generated in a DC machine?

When a DC machine is loaded either as a motor or as a generator, the rotor conductors carry current. These conductors lie in the magnetic field of the air gap. Thus each conductor experiences a force. … Hence torque is produced at the circumference of the rotor and rotor starts rotating.

## Do DC motors have constant torque?

DC motors can develop a constant torque over a wide speed range. For a DC motor : Torque is proportional to armature current – this means controlling torque requires simply controlling the motor DC current – easily achieved with a simple DC drive.

## Why does torque speed decrease in DC motor?

The Reason that Torque and Speed are said to be inversely proportional is the ability to generate torque diminishes with increase speed. The reason for this is because the BackEMF opposes the supply that is attempting to force current into the stator, that will generate EM-Torque.