+61-413 786 465
info@mywordsolution.com
Home >> Physics
A metal sphere of radius 80. mm is charged to a potential of -0.50 kV. With what velocity must an electron be fired toward the sphere if it is to just barely reach the sphere when started from a position 15. cm from the center of the sphere?
Physics, Academics
Problem: A block oscillating on a spring has a maximum speed of 20cm/s. What will be the block's maximum speed if its totalenergy is doubled? Explain. (in its simplest form of physics,please) The response must be typed, ...
Question: A semicircle of radius a is in the first and second quadrants, with the center of curvature at the origin. Positive charge +Q is distributed uniformly around the left half of the semicircle, and negative charge ...
Question: What is the spacing (in mm) between the slits? Light from a helium-neon laser (? = 633 nm) is used to illuminate two narrow slits. The interference pattern is observed on a screen3.3m behind the slits. Eleven b ...
Question: A slide projector needs to create a 84 cm high image of a 2.0 cm tall slide. The screen is 240 cm from the slide. Assume that it is a thin lens. (a) What focal length does the lens need? cm (b) How far should y ...
Question: A point charge q1 is held stationary at the origin. A second charge q2 is placed at point a, and the electric potential energy of the pair of charges is 5.4 x 10^-8J. When the second charge is moved to point b, ...
At equator, Earths radius is about 6370 km. A plane flies in low altitude at constant speed of v=226 m/s. Plane can produce average deceleration of a=18,/s^2 when landing. How long in seconds would it take the plane to c ...
Question: What is the potential difference across the 10 Ω resistor in the figure ? What is the potential difference across the 20 Ω resistor in the figure?
Question: A proton (with a rest mass m=1.67Ã-10âˆ'27kg) has a total energy that is 4.00 times its rest energy. Part A: What is the kinetic energy Ek of the proton? Express your answer in billions of electron volts to thr ...
Question: Rotational Kinetic Energy and Conservation of Energy Ranking Task The five objects of various masses, each denoted m, all have the same radius. They are all rolling at the same speed as they approach a curved i ...
Question: A) A sled is being pulled along a horizontal surface by a horizontal force F_vec of magnitude 600 N. Starting from rest, the sled speeds up with acceleration 0.08 {\rm m/s}^2 for 1 minute. B) Find the average p ...
Start excelling in your Courses, Get help with Assignment Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.
Why might a bank avoid the use of interest rate swaps, even when the institution is exposed to significant interest rate
Describe the difference between zero coupon bonds and coupon bonds. Under what conditions will a coupon bond sell at a p
Compute the present value of an annuity of $ 880 per year for 16 years, given a discount rate of 6 percent per annum. As
Compute the present value of an $1,150 payment made in ten years when the discount rate is 12 percent. (Do not round int
Compute the present value of an annuity of $ 699 per year for 19 years, given a discount rate of 6 percent per annum. As