Applied Mechanics and Graphic Statics A projectile has maximum range of 40 m on a horizontal plane. If angle of projection is a and the time of flight is 1 second, then sin a must be about (Assume g = 10 m/sec²) 43832 43834 43833 43835 43832 43834 43833 43835 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The torque produced by a force depends on (i) The magnitude of the force (ii) The direction of the force (iii) The point of application of the force relative to origin Both (i) and (ii) Both (i) and (iii) Only (i) All (i), (ii) and (iii) Both (i) and (ii) Both (i) and (iii) Only (i) All (i), (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If A is the amplitude of particle executing simple harmonic motion, then the total energy E of the particle is Proportional to A Proportional to 1/A² Independent of A Proportional to A² Proportional to A Proportional to 1/A² Independent of A Proportional to A² ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A particle is executing simple harmonic motion in a line 1.0 m long. If the time of one complete vibration is 1 sec, then the maximum velocity of the particle is 1.00 m/sec 3.14 m/sec 6.28 m/sec 1.57 m/sec 1.00 m/sec 3.14 m/sec 6.28 m/sec 1.57 m/sec 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 3 T √2 T 2 T 1/2 T 3 T √2 T 2 T 1/2 T ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The resultant of two forces acting at right angles is 5 kgf and if they act at an angle of 60°, it is 37 kgf. The magnitudes of the forces are: 2 kgf, 3 kgf 3 kgf, 4 kgf 5 kgf, 3 kgf 4 kgf, 5 kgf 2 kgf, 3 kgf 3 kgf, 4 kgf 5 kgf, 3 kgf 4 kgf, 5 kgf ANSWER DOWNLOAD EXAMIANS APP