Applied Mechanics and Graphic Statics A bullet weighing 10 gm moves with a velocity of l km/sec. Its kinetic energy is (i) 5000 Nm (ii) 5000 kg.m (iii) 5000 J Only (ii) All (i), (ii) and (iii) Both (ii) and (iii) Both (i) and (iii) Only (ii) All (i), (ii) and (iii) Both (ii) and (iii) Both (i) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If two equal forces of magnitude ‘P’ act at an angle ‘θ’, their resultant, will be 2P cos θ/2 P tan θ/2 P cos θ/2 2P sin θ/2 2P cos θ/2 P tan θ/2 P cos θ/2 2P sin θ/2 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If two forces each equal to ‘T’ in magnitude act at right angles, their effect may be neutralized by a third force acting along their bisector in opposite direction whose magnitude will be √2 T 1/2 T 3 T 2 T √2 T 1/2 T 3 T 2 T ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The angles between two forces to make their resultant a minimum and a maximum respectively are 180° and 0° 90° and 180° 180° and 90° 0° and 90° 180° and 0° 90° and 180° 180° and 90° 0° and 90° ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The maximum value of the horizontal range for a projectile projected with a velocity of 98 m/sec is 490 m 98 m 980 m 1960 m 490 m 98 m 980 m 1960 m ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A projectile is fired at an angle ‘θ’ to the vertical. Its horizontal range will be maximum when ‘θ’ is 30° 0° 45° 90° 30° 0° 45° 90° ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS