Q. A 10.0-m-long wire of mass 123 g is streched under a tension of 255 N. A pulse is generated at one end, and 20.0 ms later a second pulse is generated at the opposite end. Where will the two pulses first meet?
Q. A space traveler weighs 535 N on earth. What will the traveler weigh on another planet whose radius is three times that of earth and whose mass is twice that of earth?