9709 OCT/NOV 23 MECHANICS 42 скачать в хорошем качестве

9709 OCT/NOV 23 MECHANICS 42

9709 OCT/NOV 23 MECHANICS PAPER 42 #9709 W23 QP42 #9709/42/O/N/23 Content : 00:07 Q1 A block of mass 15 kg slides down a line of greatest slope of an inclined plane... 04:00 Q2 The diagram shows a smooth ring R, of mass m kg, threaded on a light inextensible string... 09:25 Q3 A block of mass 10 kg is at rest on a rough plane inclined at an angle of 30􏰃 to the horizontal... 14:27 Q4 A particle P of mass 0.2kg lies at rest on a rough horizontal plane... 18:49 Q5 A particle A of mass 0.5 kg is projected vertically upwards from horizontal ground with speed 25 m s−1... 26:12 Q6 A railway engine of mass 120 000 kg is towing a coach of mass 60 000 kg up a straight track inclined at an angle of 􏰀 to the horizontal where sin 􏰀 = 0.02... 35:32 Q7 A particle X travels in a straight line. The velocity of X at time ts after leaving a fixed point O is denoted by v m s−1, where ...