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Two isotopes having the same mass number are known as isobars.
1. Calculate the difference in binding energy per nucleon for the isobars 23/11 Na and 23/12 Mg.
2. How do you account for this difference?
A long solenoid (cross-sectional area = 1.0 x 10-6 m2, number of turns per unit length = 2380 turns/m) is bent into a circular shape so it looks like a doughnut. Find the emf induced in the toroid
At what angle should the road be banked. The charge on the inner shell is 4.59 x 10- 8 C and that on the outer shell is 2.15 x 10- 8 C. Find out the electric field (in N/C) (a) at r = 12.7 cm and (b) at r = 37.3 cm.
For a common emitter amplifer, current gain is 70. If the emitter current is 8.8mA, Calculate the collector and base current. Also calculate current gain
The current in the electron beam of a computer monitor is 415 ?A. How many electrons per second hit the screen
An artillery shell is fired with initial velocity of 300 m/s at 55 angles above the horizontal. to clear an avalanche, it explodes on a mountainside 42s after firing. What is the x and y coordinates of the shell where it explodes, relative to its ..
A conducting sphere of radius 0.26 m has a potential of 240 V (with V = 0 at infinity). What is the charge density on its surface
A car accelerates from rest to a kinetic energy of 2.06 x 105 J in a distance of 638 m. How much force did the car's engine deliver to produce this acceleration.
An electron is suspended in a vacuum between two oppo- sitely charged horizontal parallel plates. What is the voltage across the plates
Presume the child remains horizontal during the fall to the floor. Note that a more complicated fall could result in a head velocity greater or less than the speed you calculate.
A motorboat takes passengers between two ports on a river 20 km away. what is the speed of the river
Suppose a proton and an alpha particle each have kinetic energy 8.6MeV. Find speed of the alpha particle
An old-fashioned (vinyl) record rotates at a constant rate of 45 rpm. how far does a point on the edge travel
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