A helium-neon laser emits light of wavelength 6328 nm and
A helium-neon laser emits light of wavelength 632.8 nm and has a power output of 2.0 mW. How many photons are emitted per second by this laser?
________ photons/s
Expected delivery within 24 Hours
How many moles of HNO3 are present if 0.141mol of Ba(OH)2 was needed to neutralize the acid solution
For both designs, the supply voltage is nominally 9 V and varies by +/- 1V. For the first design, assume that the availability of supply current is not a problem, and thus operate the diode at 20mA. For the second design, assume that the current f
Two LTIC systems have impulse response functions given by h1(t)=(1-t)[u)t)-u(t-1)] and h2(t)=t[u(t+2)-u(t-2)].a) Carefully sketch the functions h1(t) and h2(t). b) Assume that the two systems are connected in parallel.
Consider 4.30 L of a gas at 365mmHG and 20 C. . If the container is compressed to 2.70L and the temperature is increased to 31 C, what is the new pressure,P2 , inside the container? Assume no change in the amount of gas inside the cylinder.
A helium-neon laser emits light of wavelength 632.8 nm and has a power output of 2.0 mW. How many photons are emitted per second by this laser
What Celsius temperature,T2 , is required to change the volume of the gas sample in Part A ( = 37 , = 1560 T1=37C, v1=1560L) to a volume of 3120 L? Assume no change in pressure or the amount of gas in the balloon. in C?
If the temperature changes to 81c with no change in volume or amount of gas, what is the new pressure,P2 , of the gas inside the container. Express the pressure numerically in torr.
An object of mass 279.948159 g executes SHM with an amplitude of 15.523567 cm and a period 26.969187 s. Find the force acting on the object at time 1.403065 s
Balance the following redox reaction if it occurs in acidic solution. What are the coefficients in front of H2C2O4 and H2O in the balanced reaction
1928293
Questions Asked
3,689
Active Tutors
1415742
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
Question: A client reports halitosis. Which of the following are the causitive agents?
Mr. Fine has Parkinson's disease and his hands tremble with the pill rolling action and his jaw moves constantly from side to side.
Question: The limitations of flossing is that it is Not Effective in: Question options: pockets greater than 3mm and mesial concavity areas sulci
Reply Posts: Reply to two people on different days. To add to the academic conversation, reply to your classmates/instructor by introducing a new idea
One counseling approach for addictions espouses that addictions professionals need to think of interventions as opportunistic encounters
We know that clinician attitudes significantly influence their acceptance and implementation of new or innovative therapeutic approaches.
Problem: What is the most important assessment before administering a brief intervention in addictions counseling?