Theory of Machine In a gear having involute teeth, the normal to the involute is a tangent to the Dedendum circle Base circle Pitch circle Addendum circle Dedendum circle Base circle Pitch circle Addendum circle ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the sleeve of a Porter governor moves upwards, the governor speed Remain unaffected Decreases Increases First increases and then decreases Remain unaffected Decreases Increases First increases and then decreases ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following is an example of sliding pair? Shaft with collars at both ends fitted into a circular hole Piston and cylinder of a reciprocating steam engine Lead screw of a lathe with nut Ball and a socket joint Shaft with collars at both ends fitted into a circular hole Piston and cylinder of a reciprocating steam engine Lead screw of a lathe with nut Ball and a socket joint ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The ratio of height of Porter governor (when length of arms and links are equal) to the height of Watt's governor is (where m = Mass of the ball, and M = Mass on the sleeve) (m + M)/M M/(m + M) (m + M)/m m/(m + M) (m + M)/M M/(m + M) (m + M)/m m/(m + M) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The behaviour of gases can be fully determined by 2 laws 1 law 3 laws 4 laws 2 laws 1 law 3 laws 4 laws ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The efficiency of a screw jack is maximum, when (where α = Helix angle, and φ = Angle of friction) α = 90° - φ α = 45° + φ/2 α = 45° - φ/2 α = 90° + φ α = 90° - φ α = 45° + φ/2 α = 45° - φ/2 α = 90° + φ ANSWER DOWNLOAD EXAMIANS APP