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- A 5.0 x 10 15 m. FIND THE EPE BERYLLIUM NUCLEUS CONTAINS FOUR PROTONS SE PARATED BY STORE D IN THIS NUCLEUS. THE CAPACITANCE OF A PARALLEL PLATE CAPACITOR 1S 15 uF. A DIFFERENCE OF POTENTIAL a) FIND THE b) FIND THE (5 %3D S 12.0 VOLTS IS PLACED ACROSS ITS PLATES . CHARGE ON E ACH PLATE ELE CTRIC FIELD BETWEEN THE PLATES IF THE SEPARATION PLATE Is 1.5 mm .what is the magnitude of the electric porce of between attraction nucleus (q++26c) and its an on Innermost electron if the distance betveen them is 1.5810-12m?An oil droplet is sprayed into a uniform electric field of adjustable magnitude. The 0.0400g droplet hovers motionless when the electric field is set to 370N/C and directed downward. a) What was the charge of the oil droplet in Coulombs? b) Determine the approximate number of excess or defecit electrons on the droplet.
- In the simple Bohr model of the ground state of the hydrogen atom, the electron travels in a circular orbit around a fixed proton. The radius of the orbit is 5.281011m , and the speed of the electron is 2.18106m/s . The mass of an electron is 9.111031kg . What is the force on the electron?What is the electric field of a proton at the first Bohr orbit for hydrogen (r=5.291011m) ? What is the force on the electron in that orbit?(a) Explain the meaning of the statement ‘electric charge of a body is quantised’. (b) Why can one ignore quantisation of electric charge when dealing with macroscopic i.e., large scale charges?
- Two electrons repel each otherTwo electrons are held still at a distance of 1um from each other; if released, determine the modulus of the velocity of one of the electrons when it is 4um from the other.What is the charge of q if location A is 2.40 m from the charge, location B is 4.5m away from the charge, and Vb-Va=45V?Problem 12: The classic Millikan oil drop experiment was the first to obtain an accurate measurement of the charge on an electron. In it, oil drops were suspended against the gravitational force by a vertical electric field. microscope ©theexpertta.com Given that the oil drop is 0.85 µum in radius and has a density of 925 kg/m³, find the weight of the drop in N. W = sin() cos() tan() 7 8 9 HOME cotan() asin() acos() sinh() 4 5 6 atan() acotan() 1 2 3 cosh() tanh() cotanh() + - END ODegrees O Radians VO BACKSPACE DEL CLEAR Submit Hint Feedback I give up! If the drop has a single excess electron, find the electric field strength needed to balance its weight.
- Four electrons are located at the corners of a square 10.0 nmnm on a side, with an alpha particle at its midpoint. How much work is done by the Coulomb force when the alpha particle moves to the midpoint of one of the sides of the square? Express your answer in joules.hat field strength will deflect the electron by θ= 10?Determine the electrostatic force between a nucleus, consisting of two protons, and one electron separated by a distance of 0.11 nm. Is this force attractive or repulsive? The results of all problems must be expressed in SI units (and some other, if requested). I know Points will be deducted if the result does not indicate its unit of measure.