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1. (a) Is a hadron always a baryon?
(b) Is a baryon always a hadron?
(c) Can an unstable baryon decay into a meson, leaving no other baryon?
2. Explain how conservation of baryon number is responsible for conservation of total atomic mass (total number of nucleons) in nuclear decay and reactions.
A ball rolls horizontally off the edge of a 6.5-meter-tall platform. find the speed of the ball when it rolls off the platform
The platter of a record player by a mass of 0.5 kg and radius 0.12 m is spinning with an angular speed of 5 rad/s. The rotational inertia of the platter about its axis of rotation is 3.60x10^-3 kg*m^2. If you touch the outer edge of the platter and a..
Two disks of identical mass but different radii (r and 2r) are spinning on frictionless bearings at the same angular speed ?0, but in opposite directions. what is the change in the rotational kinetic energy
In the laboratory frame, two events are separated by a time interval of 8.0 second and a spatial distance of 2.0 x 10^9 meter. find the spatial distance or the time interval of the two events
A 40 kg kid wants to utilize a large plastic tub as a boat in a swimming pool. The tub has dimensions 0.75 m long by 0.5 m wide by 0.6 m high. a) Will this work? b) Where will the water line be? c) State any assumptions you might need to make d) Desc..
An air conditioner draws 19A at 220-V ac. The connecting cord is copper wire with a diameter of 1.291mm, If the length of the cord (containing two wires) is 6.5m , how much power is dissipated in the wiring
question an object with a height of 10 cm is reflected from a mirror. the image reflected from the mirora is inverted
An inductor has a 54.2-? reactance when connected to a 60.0-Hz source. What is the maximum current in the inductor
A ladder of unknown length and mass of 29.00 kg rests on a rough floor, and leans against a rough wall. The coefficient of static friction between the ladder and both the floor and wall are 0.68.
A cube is 1 cm X 1 cm X 1cm. It is cut 10 times along x,y,z, axis. What is the volume and surface area, and number of cubes after each cut
A wire 3.00 m long and 0.450 mm2 in cross-sectional area has a resistance of 39 at 20°C. If its resistance increases to 39.7 at 26.0°C, What is the temperature coefficient of resistivity
a uniform rod of length l and mass m is suspended by two light strings each of length l. find the tension in the
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