Determine the intensity of light waves from the sun
The Sun emits light waves with a power of 4x1026 Watts. Determine the intensity of light waves from the sun just outside the atmospheres of Venus, Earth and Mars.
Expected delivery within 24 Hours
The bullet then emerges on the other side of the board with a speed of +234 m/s. Assuming constant acceleration (rather, deceleration!) of the bullet while inside the wooden board, calculate the acceleration.
What is the probability of a randomly selected credit card holder has a credit card balance less than $2,500? Use the standard normal table for this, using the population mean and standard deviation.
Find the heat transfer and work per unit mass of air in KJ/kg for each process of the two cycles, and compare the thermal efficiency of each. Assume constant specific heats at room temperature, and k=1.4.
An organic compound (molar mass=97) is dissolved in water to form asolution with a density of 1.05 g/mL and a molarity of 2.09 M. What is the molality of the solution?
We know that the average life of a light bulb is 10,000 hours. There are 12 lightbulbs in a classroom. In order for a class to be held in the room,9 or more lightbulbs must be working. Each light bulb works independently of the other light bulbs i
The osmotic pressure of 180.0 mL solution of sucrose(C12H22O11) in ethanol at28.0°C is 1.85 atm. What is the molar concentration of the sucrose solution? Assume ideal behavior of the solution.
The force has magnitude 2.0 N and is directed at a counterclockwise angle of 100° from the positive direction of the x axis. How much work is done by the force on the coin during the displacement?
A spring is initially compressed from a free length of 8in to a length of 6in, making a net initial compression of 2in. What additional work is done in comressing it 3in more (5 inches total) to a 3in length?
1932839
Questions Asked
3,689
Active Tutors
1446312
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
Question: Sue is feeling nervous and her heart is racing. What is causing this?
When Ben spotted a menacing figure in a doorway when walking home late at night, Ben's resulting physiological arousal was an example of:
Question: Which of the following is a mode of action employed by microbial control agents?
What would the brain be like if neurones weren't post-mitotic? Consider what areas of brain function might be impacted and how.
Please calculate the expected size of the PCR product from the region with a successful knock-in. Give your answer in base pairs
Question: Mendel used which type of organism to conduct his genetics research?
In a laboratory investigation, a student is studying the role of pepsin in animal digestion. Pepsin helps break down proteins into simple molecules.