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The total volume of water in the oceans is approximately 1.40 multiplied by 109 km3. The density of sea water is 1030 kg/m3, and the specific heat of the water is 4186 J/(kg·°C). Find the increase in mass of the oceans produced by an increase in temperature of 4.8°C.
A harmonic wave travels in a wire with amplitude of 3.25 mm, wavelength 2.04 m, and frequency 636 Hz. What is the speed with which the wave travels
A hydrogen atom has a radius of about 0.05 nm. (a) Estimate the uncertainty in any component of the momentum of an electron confined to a region of this size. in kg · m/s (b) From your answer to (a), estimate the electron's kinetic energy in three di..
The CGS unit for measuring the viscosity of a liquid is the poise (P): 1 P = 1 g/(s·cm). Express this viscosity in poise
A proton is accelerated from rest to 0.75c. Find the relativistic momentum of the proton moving at 0.75c.
A 913-kg car starts from rest on a horizontal roadway and accelerates eastward for 5.00 s when it reaches a speed of 30.0 m/s. What is the average force exerted on the car during this time
An isolated capacitor of unknown capacitance has been charged to a potential difference of 100V. Calculate the unknown capacitance
An object is placed 20.0 cm from a first converging lens of focal length 10.5 cm. Calculate the magnification of the first lens
A bug is hovering in the air (v=0) when a heavy automobile, moving at 20 m/s, suddenly collides with it. what is the bug's speed after the collision
Hooke's Law states that the force needed to stretch a spring is proportional to the amount the spring is stretched. If 10.0 N of force stretches a spring 4.00cm
A bat strikes a 182g ball with a force of 109-N at an angle of 57° above the horizontal. What is the ball's vertical acceleration (positive for upward, negative for downward).
Suppose you are riding a stationary exercise bicycle, and the electronic meter indicates that the wheel is rotating at 9.1 rad/s, For how many minutes have you been riding your bike
A centrifuge in a medical laboratory rotates at an angular speed of 3800 rev/min. Find the constant angular acceleration of the centrifuge
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