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Two air track carts move along an air track one behind the other. Cart A has a mass of 0.450 kg and moves toward the right with a speed of .850 m/s and behind cart A is cart B. It has a mass of 0.300 kg and moves toward the right with a speed of 1.23 m/s. The cars collide and stick together. What is the speed of each car after the collision?
A 750g aluminum pan is removed from the stove and plunged into a sink filled with 10.0kg of water at 20.0C. What was the initial temperature of the pan
A football is kicked at ground level with a speed of at an angle of 35.0º to the horizontal. How much later does it hit the ground
A solenoid is designed to produce a 2.74*10^-2T magnetic field near its center. It has a radious of 1.25cm and a length of 45.0 cm, how many turns must the solenoid have
To understand the vector nature of momentum in the case in which two objects collide and stick together. In this problem we will consider a collision of two moving objects such that after the collision, the objects stick together and travel off as..
An object is placed in front of a concave mirror with a 24.1-cm radius of curvature. A real image twice the size of the object is formed. At what distance is the object from the mirror
the shear modulus of steel is 8.1x10^10N/m^2. a steel nail of radius 7.5x10^-4m projects 0.040m horizontally outward from thw wall. what is the vertical deflection of the other end of the nail
A charge of -250e is uniformly spread through the volume of a sphere of radius 2.00 cm. What is the volume charge density in that sphere
A projectile is fired with an initial muzzle speed 440 m/s at an angle 45 from a position 6 meters above the ground level. At what speed does the projectile hit the ground
A .228g wires are stretched between two points 77.20 cm apart. The tension in the wire is 618N. Find the frequency of the first harmonic. Reply in units of Hz.
An ac series R-L-C circuit contains a 120 ohm resistor, a 2.00 uf capacitor, and a 5.00 mH inductor. Find the resonance angular frequency
A tank having a volume of 0.11 m3 contains helium gas at 170 atm. How many balloons can the tank completely fill
A man sitting inside the waiting room of a train station is looking out of a window at the train tracks, For how long time does he sees the train
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