Find the emf supplied by the battery

Assignment Help Physics

Reference no: EM13718270

Problem: When a battery is connected to a 100 ohm resistor, the current is 4.00Amps. When the same battery is connected to a 450 ohm resistor, the current is 1.09 Amps.

Part A: Find the emf supplied by the battery and the internal resistance of the battery.

I need help to find the emf supplied by the battery and the internal resistance of the battery.

Reference no: EM13718270

Questions Cloud

What is the spring stiffness constant of the spring : A 1300-kg car rolling on a horizontal surface has speed v = 50km/h when it strikes a horizontal coiled spring and is brought to rest in a distance of 2.2m. What is the spring stiffness constant of the spring

What distance does the truck travel along the runaway : A 40 ton truck loses it brakes and reaches the bottom of a hill with a speed of 77 mph. Assuming no losses, what distance does the truck travel along the runaway truck ramp

Find an expression for the kinetic energy of the car : A roller-coaster car may be represented by a block of mass 50.0kg. Find an expression for the kinetic energy K of the car at the top of the loop

Reduction of pressure for superheated : Two options are available for reduction of pressure for superheated R- 134a flowing steadily at 500 kPa and 40oC to a pressure of 100 kPa. In the first option, the vapor is allowed to expand through an adiabatic nozzle with an exit velocity not to ex..

Find the emf supplied by the battery : When a battery is connected to a 100 ohm resistor, the current is 4.00Amps. When the same battery is connected to a 450 ohm resistor, the current is 1.09 Amps. Find the emf supplied by the battery

How much work does the force you apply on the grocery cart : A loaded grocery cart is rolling across a parking lot in a strong wind. How much work does the force you apply do on the grocery cart

Determine the operating pressure inside the cooker : A pressure cooker has a volume of 5 L and an operating temperature of 120 C. Initially, 99% of the mass is filled with liquid water and the rest with vapor. Heat is supplied at a rate of 1.5 kW.

How much heat flows through this window per minute : A glass window 0.35 cm thick measures 79 cm by 36 cm. How much heat flows through this window per minute if the inside and outside temperatures differ by 15° C

Calculate the velocity of the airplane : A pitot static tube on an airplane is flying at standard sea level reads 1.04x10^5 M/m^2. Calculate the velocity of the airplane.

User Account

All Pages