Percentage of the power of the battery
Question: A 25.0-Ω bulb is connected across the terminals of a 12.0-V battery having 3.50 Ω of internal resistance. What percentage of the power of the battery is dissipated across the internal resistance and hence is not available to the bulb?
Now Priced at $20 (50% Discount)
Recommended (94%)
Rated (4.6/5)
Question: A tungsten filament used in a flashlight bulb operates at 0.20 A and 3.2 V. If its resistance at 20oC is 1.5?, what is the temperature of the filament when the flashlight is on?
An aluminum rod with a square cross section is l.3 m long and 5.2 mm on edge. (a) What is the resistance between its ends?
Find the potential difference between the top of the steel rod and the lower end of the copper wire during the current burst.
A 0.900-V potential difference is maintained across a 1.50-m length of tungsten wire that has a cross-sectional area of 0.600 mm2. What is the current in the wire?
A 25.0-Ω bulb is connected across the terminals of a 12.0-V battery having 3.50 Ω of internal resistance. What percentage of the power of the battery is dissipated across the internal resistance and hence is not available to the bulb?
Two conductors having net charges of + 10.0µC and -10.0 µC have a potential difference of 10.0 V between them. (a) Determine the capacitance of the system.
A small object is released from rest just below the surface of the water. It takes time t to sink the bottom at depth d. (write the formula for Px) A) what is the density of the object Px?
A potential difference of 100 V produces a current of 3 A in a certain resistor. (a) What is the resistance of the resistor
What is the fractional change in the resistance of an iron filament when its temperature changes from 25.0°C to 50.0°C?
1949338
Questions Asked
3,689
Active Tutors
1420700
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
Question: Florida panthers exhibit several recessive deleterious traits due to a severe bottleneck in the population.
What type of resources are considered expendable, such as foam concentrate, decon solutions, and limited-use protective clothing?
Students should demonstrate an understanding of how organisms are related through shared ancestry and should be able to articulate these concepts
A population of mountain lions is living in a region where their preferred food source is deer. Researchers collected the following abundance data
For 10th grade biology lesson, Students will be able to explain what a phylogenetic tree is and the purpose it serves in biology.
Question: What are the transverse tubules? Group of answer choices tunnels of the sarcolemma through the cytoplasm expanded
The terminal cisternae are part of: Group of answer choices the sarcolemma the sarcomere the sarcoplasm the sarcoplasmic reticulum.