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Subject: Physics Course: UNDERGRADU
A girl who is initially running at 1.00 m/s increases her velocity to 2.50 m/s in 5.00 s. Find her acceleration
A train accelerates from an initial velocity of 25.0 km/hr to a final velocity of 65.0 km/hr in 8.50 s. Find its acceleration
A jet airplane goes from rest to a velocity of 75.0 m/s in a distance of 725 m. What is the airplane's average acceleration in m/s2?
A strong child pulls a sled with a force of 100 N at an angle of 350 above the horizontal. Find the vertical and horizontal components of this pull.
A car travels 100 km due west and then 45 km due north. How far is the car from its starting point?
A car travels at 65.0 km/hr for 2 hr and 100 km/hr for 3 hr. What is its average speed?
Find the resultant of the following three displacements; 3 km due east, 6 km east-northeast, and 7 km northwest.
0.62 km = ? mm
100nm = ? m = ? cm
4.6 L = ? mL
Two particles are moving along the x axis. Particle 1 has a mass m1 and a velocity v1 = +3.7 m/s. Find the ratio m1/m2 of the masses of the particles
A car is hauling a 92 kilogram trailer, to which it is connected by a spring. The spring constant is 2300 N/m. Calculate how much the spring stretches
Describe how to find moment of inertia. Provide equations allowing to find moment of inertia of a solid cylinder and of a cylindrical ring. State Newton's Second Law for rotational motion
A 4.19-kg ball of clay is thrown downward from a height of 2.79 m with a speed of 4.21 m/s onto a spring with k = 1490 N/m. Find the maximum compression of the spring
A ball thrown horizontally at 28 m/s travels a horizontal distance of 55 m before hitting the ground. From what height was the ball thrown
The third order fringe of a 525 nm light is observed at an angle of 15 degrees when the light falls on two narrow slits. How far are the slits apart
Two 3.25μF capacitors are connected in series across the terminals of a 50.0-Hz ac generator that has a peak voltage of 244V. Determine the rms (peak) current in the circuit
An implausible number? Newsweek once said in a story that a woman who is not currently married at age 40 has a better chance of being killed by a terrorist than of getting married. Do you think this is plausible? What kind of data would help you c..
Astronauts on a distant planet set up a simple pendulum of length 1.2 m. The pendulum executes simple harmonic motion and makes 100 complete oscillations in 430 s. Determine is the magnitude of the acceleration due to gravity on this planet?
In the quark model of fundamental particles, a proton is composed of three quarks: two "up" quarks, each having charge +2e/3, calculate the potential energy of the subsystem of two "up" quarks
If a curve with a radius of 85 m is properly banked for a car travelling 68 km/h, what must be the coefficient of static friction for a car not to skid when travelling at 97 km/h.
In living tissue, about one out of every 10-12 carbon atoms are the 14C isotope. how long ago did the owner of the bone die
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