A flash unit for a camera has a capacitance of 1500 ? F.

Probability and Statistical Inference 9
Let \(X_{1}\) and \(X_{2} be independent Poisson random variables with respective means \(\lambda_{1}=2\) and \(\lambda_{2}=3\). Find = 2 and = 3. Find (a) \(\mathrm{P}\left(X_{1}=3, X_{2}=5\right)\) (b) \(\mathrm{P}\left(X_{1}+X_{2}=1\right)\) Hint. Note that this event can occur if and

Physics with MasteringPhysics 4
Problem 74P A student on a piano stool rotates freely with an angular speed of 2.95 rev/s. The student holds a 1.25-kg mass in the outstretched arm, 0.759 m from the axis of rotation. The combined moment of inertia of the student and the stool, ignoring the two masses, is 5.43 kg -m2, a value that re

Myers' Psychology for AP 2
Dr. Welle tries to help her clients by teaching them to modify the things they do when under stress or experiencing symptoms. This means that Dr. Welle engages in therapy. a. behavior b. cognitive c. group d. rational-emotive behavior e. client-centered

Biology: The Dynamics of Life 1
Interpret the interaction between a cowbird and a chipping sparrow as the sparrow raises the young of a brown-headed cowbird.

Campbell Biology in Focus - Standalone book 1
Why are action potentials usually conducted in one direction? a. The nodes of Ranvier conduct potentials in one direction. b. The brief refractory period prevents reopening of voltagegated Na+ channels. c. The axon hillock has a higher membrane potential than the terminals of the axon. d. Ions can fl

Organic Chemistry 8
Write open-chain structures for the following: (a) A ketotetrose (b) A ketopentose (c) A deoxyaldohexose (d) A five-carbon amino sugar

Principles of Economics 9
Advocates for setting monetary policy by rule rather than discretion often argue that a. central bankers with discretion are tempted to renege on their announced commitments to low inflation. b. central bankers following a rule will be more responsive to the needs of the political process. c. fiscal

Chemistry for today : general, organic, and biochemistry 9
Explain why the rate of chemical reactions is generally slow for organic compounds and usually fast for inorganic compounds.