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Problems on Conditional, Converse and Inverse statements
Q.1 Representing statements, Let p present the statement You drive too fast, and let q represent the statement You get a traffic ticket. Express using symbols the statement If you don't drive too fast, you will not get a traffic ticket.
Two rectangular pieces of plane glass are laid one upon the other on a table. A thin strip of paper is placed between them at one edge so that a very thin wedge of air is formed. Find the angle of the wedge
There is a region with a constant magnetic field 5.2T. The magnetic field is directed out of the page. What is the power in the rod
Find the speed of light in diamond and flint glass
A negatively charged particle moving at 45 ? angles to both the y -axis and z -axis enters a magnetic field, What is the initial direction of deflection?
In Fig. 23-45, a small, nonconducting ball of mass m =1.4 mg and charge q = 2.9 x 10-8 C (distributeduniformly through its volume) hangs from an insulating thread thatmakes an angle θ = 44° with a vertical, uniformly chargednonconducting sheet (sh..
the electric potential at a position located a distance of 18.9 mm from a positive point charge of 8.70times10-9 c and
You are shining ultraviolet light on a gas of an unknown element. You know that an electron starts in a ground state with an energy of -18.20 eV. What is the energy of the first photon emitted
A 88.0kN spaceship comes in for a vertical landing. From an initial speed of 1.00 km/s, it comes to rest in 2.50min with uniform acceleration. What braking force must its rockets provide? Ignore air resistance.
A 2.80-kg block starts from rest at the top of a 30.0° incline and slides a distance of 2.10 m down the incline in 1.20 s. Find the magnitude of the acceleration of the block.
a hollow ball rolls along a horizontal surface at 3.7 ms when it encounters an upward incline. if it rolls without
An object is sliding on incline plane. The angle of inclination, mass of the object, the distance the object has slid,calculate the work which is done by friction force
A block of ice at 0 degrees C, whose mass is initially 30.0 kg, slides along a horizontal surface, starting at a speed of 5.56 m/s and finally coming to rest after travelling 21.8 m. figure out the mass of ice melted (in grams) as a result of frictio..
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