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A 73.6 kg weight-watcher wishes to climb a mountain to work off the equivalent of a large piece of chocolate cake rated at 514 (food) Calories. How high must the person climb?
Perform all of the Fourier Transforms from Table starting with the definition of the Fourier Transform. You must show ALL work and draw pictures of the original and transformed signals.
The value that should be reported for the number of moles of gas calculated from the ideal gas equation given the following data (R=0.08206L*atm/mol*K, P=76.00cmHg, V=1.000L and t=1degC)is.
According to present theories of light, in some experiments light seems to be: 1)composed of particles which can neither be created nor destroyed. 2)a particle whose quantized energy depends on its velocity. 3)a wave that moves from one place to anot..
The image of a very distant car is located 35 cm behind a convex mirror. What is the radius of curvature of the mirror
Calculate the acidity (H+ concentration) of a carbonated beverage which is 0.15 M carbonic acid, H2CO3. Use only the first ioization constant for H2CO3 to HCO3 , which is 4.4X10^-7
A 3.50-g bullet, traveling at 250 m/s, hits a hinged, light board at right angles, at a distance of 55.0 cm from its hinges, What is the angular speed of the board
The electromagnetic wave that delivers a cellular phone call to a car has a magnetic field with an rms value of 1.20 10-10 T. How much energy does this wave carry through the window during a 65-s phone call
An air bubble has a volume of 1.49 cm3 when it is released by a submarine 110 m below the surface of a lake. What is the volume of the bubble when it reaches the surface
The OH concentration of 0.45 M ammonia, NH3, is 6.7X10^-4 M write. The reaction equation for its ionization
A solid disk of mass m1 = 9.5 kg and radius R = 0.18 m is rotating with a constant angular velocity of ? = 38.0 rad/s. What average torque was exerted on the rod by the disk
A sinusoidal voltage %u0394v = (75 V) sin (180t) is applied to a series RLC circuit with L = 20 mH, C = 155 %u03BCF, and R = 30 %u03A9. What is the maximum current in the circuit
A small electric car overcomes a 250 N friction force when traveling 30 km/h. How much power is dissipated in the coils
A battery with an emf of 12 volts is coonected to a 60 watt light bulb and an ammeter. The ammeter reads 75 mA
The director James Cameron recently went in a submersible 1 man submarine to the bottom of the Mariana trench. Find out how deep he went and determine the percent change in water density due to depth, using the bulk modulus. Consider only pressure ch..
My neighbor opened the turner circuit of his radio and noticed that it uses a 4.5 ?H inductor together with a variable capacitor that ranges from 0.32 pF to 1.28 pF
A uniform beam of negligible weight is supported by a cable. The beam is pivoted at the bottom and a 2000-N object hangs from its top. Find the magnitude of the tension T in the cable.
If a flea can jump straight up to a height of 22.0 , what is its initial speed as it leaves the ground, neglecting air resistance?
A 0.60 kg mass vibrates according to the equation where x is in meters and t is in seconds. find out (a) amplitude, (b) frequency, (c) total energy, and (d) kinetic energy and potential energies when x = 0.30 m.
a fighter plan flying at 378 ms at an altitude of 160 m during a training mission releases a projectile when he starts
A 27.0-kg child on a 3.00-m-long swing is released from rest when the ropes of the swing make an angle of 35.0° with the vertical, Neglecting friction, find the child's speed at the lowest position
A circuit consists of a battery with a closed circuit, a terminal voltage of 12.0 V, and 1.0-?, 2.5-?, 5.0-?, and 7.5-? resistors connected in series, oriented as in figure a above, Calculate the total power dissipated by the load resistors
question1assume you had done the latent heat of fusion experiment with ice that was considerably colder than 0 degc.
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