Determine how many bright fringes are view on screen
A 500 line/mm diffraction grating is illuminated through light of wavelength 510 m. Determine how many bright fringes are view on a 2.0-m-wide screen positioned behind the grating?
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A stiff wire bent to the semicircle of radius a = 2cm is rotated at constant angular speed 40rev/s in a uniform 20mT magnetic field. Determine the i) frequency and ii) amplitude of the emf induced in the loop?
The item which cost $2 thirty years ago now costs $10. Determine the simple exponential function of form y about which models cost of item.
Determine the intensity of busy street traffic when the decibel level is 70 db? Keep in mind that the threshold of hearing is 0 dB and consists of an intensity of 1.0 E-12 W/m2.
A concave mirror consist s of a object located 40cm in front of it. The image forms 60 cm in front of the mirror. Determine the focal length of the mirror?
A thin lens of a focal length 12.5 cm consists of a 5.0 cm tall object positioned 10 cm in front of it. Where will the image be made?
Whole-sale cost of each box of candy is $1.50. How many boxes should be sold each month to get the profit of at least $60? Graph revenue function.
A laboratory electromagnet generates a magnetic field of magnitude 3.60 T. A proton moves via this field with a speed of 7.00*10^6 m/s. (i) Determine the magnitude of the maximum magnetic force which could be applied on the proton.
The electron is accelerated via 2350 V from rest and then enters an area where there is a uniform 1.70 T magnetic field. Determine the maximum and minimum magnitudes of the magnetic force acting on the electron?
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According to the APA Ethics Code, psychologists must avoid making deceptive and fraudulent statements in which venues?
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As a best practice, counselors working with a team during an actual crisis situation for effective crisis intervention should?
Because the class was required for graduation, the student realized that they would not be able to finish their degree if they were asked to leave the class
One area of scientific study I'm really interested in is child and adolescent development, especially how young people's brains change as they grow.