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question1a neutron star has a mass of 20 1030 kg about mass of our sun and a radius of 54 103 m about the height of a good-sized mountain assume an
question1assume that you required making a pen for some small animals you have 12 of fencing you decide to make a circular pen since if you wish to
questionyou are part of a team to help design atrium of a new building your boss manager of the project wants to suspend a 20-lb sculpture high over
question1drawing velocitytime graphs of the following motions-a a city bus that is moving with a constant velocityb a wheelbarrow that is speeding
question1a golf ball with an initial angle of 30deg lands exactly 214 m down range on a level coursea neglect air friction what initial speed would
question1a small plastic sphere of mass m 137 g is attached to a stringthere is an electric field of 174 nc directed along the x axis if string
question1a spark plug in a car has electrodes unconnected by a gap of 0023 in to make a spark and ignite the air-fuel mixture in the engine an
question1a hollow sphere of radius 015 m with rotational inertia 1 0040 kgm2 about a line through its center of mass rolls without slipping up a
question1two blocks are associated by a light string that passes over a frictionless pulley the block of mass m1 lies on a horizontal surface and is
question1a certain elevator cab in a new york hotel has a total run of 178 m its greatest speed is 251 mmin its acceleration both speeding up and
question1a dock worker loading crates on a ship finds that a 22 kg crate at first at rest on a horizontal surface requires a 69 n horizontal force to
question1a robot arm that controls position of the video camera in an automated surveillance system is manipulated by a servo motor that exerts a
question1find out a magnitude and direction of the electric field this arrangement of charges produces at point that lies 600 from the - charge
question1a guitar string is 90 long and has the mass of 34 the distance from a bridge to the support post is and string is under a tension of 520what
question1a subway train starting from rest leaves a station with a constant acceleration at the end of 934 s it is moving at 150374 ms what is trains
question1a woman walks 290 m in the direction 37deg east of north then 177 m directly east finda magnitude andb angle from due east of her final
question1on a humid day the electric field of 200times104 nc is enough to produce sparks about an inch long assume that in the physics class a van de
question1assume a 67-kg boy and a 44-kg girl use a massless rope in a tug-of-war on an icy resistance-free surface if an acceleration of the girl
question1man pushing a mop across a floor causes it to undergo two displacements first has the magnitude of 154 cm and makes the angle of 126deg with
question1a wire has a mass of 100 gcm is positioned on a horizontal surface with the coefficient of friction of 0250 a current of 3a flows eastward
question1at a certain instant of time a toy car is travelling at a constant speed of v0 to thenbspright while a distance d ahead is another toy car
question1an airplane flies 200 km due west from city a to city b and next 335 km in direction of 300deg north of west from city b to city ca in
question1two speakers one directly behind other are each generating a 268-hz sound wave what is the least separation distance between speakers that
question1the position of a particle moving along an x axis is given by x 12t2 - 2t3 where x is in meters and t is in seconds establish a position b
question1a roller coaster car moves 248 ft horizontally and then rises 121 ft at an angle of 30deg above horizontal it then travels 121 ft at an