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Q.A plane flies at an airspeed of 231 km/h. A wind is blowing at 76 km/h toward the direction 60° east of north.
In what direction should the plane head in order to fly due north relative to the ground?
Q. Suppose g(U)=CU^(3N/2),where C s a constant and N is the number of particles. (a) show that U=(3/2)Nt. (b) show that (dsigma/dU^2)is negative. this form of g(U) actually applies to an ideal gas.
Find density of the object
Estimate the speed of the water just before striking the turbine blades (overlook air resistance).
A 200 gm block of metal is heated to 100 degrees Celcius in boiling water. This block is after placed in an aluminum calorimeter cup (mass - 30gm; c - .22 cal/g degrees C) containing 180 gm of water at 20 degrees C.
Driving in your car with a constant speed of 12 {rm m}/{rm s}, you encounter a bump in the road that has a circular cross-section. If the radius of curvature of the bump is 35 {rm m}, find out the apparent weight of a 69 person in your car as you ..
A fisherman reels in 15.0 of line while landing a fish, using the constant forward pull of 35.0. How much work does the tension in the line do on fish.
A car travelling at 120 strikes a tree. The front end of the car compresses and driver comes to rest after travelling 0.900.
Calculate the shear stress of the crude oil at the walls, and plotting the velocity distribution graph for the same.
How much time is spent in pushing the mower
A stone is thrown at a bell with the speed of 20m/s. The stone strikes the bell and the sound is heard 2.60 s after the stone was released. Speed of sound is 342m/s, how far is the boy from bell.
An atomic nucleus of mass 288 u moving at 405m/s emits an alpha particle of mass 4.0 u in the direction of its velocity. If the remaining nucleus slows to 360m/s, what velocity does the alpha particle have when it is emitted.
what happens to light of a particular frequency when it is incident upon the material that natural frequency is the same as the frequency of the light.
A person eats a dessert that contains 230 kcal. The skin temperature of this individual is 36° C and that of her environment is 21° C. The emissivity of her skin is 0.85 and its surface area is 1.3 m2. How much time would it take for her to emit the ..
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