PAYMENT
UNIT – II
FRICTION: INTRODUCTION – THEORY OF
FRICTION – ANGLE OF FRICTION – LAWS OF
FRICTION – STATIC AND DYNAMIC
FRICTIONS – MOTION OF BODIES: WEDGE,
SCREW, SCREW-JACK, AND DIFFERENTIAL
SCREW-JACK.
TRANSMISSION OF POWER: FLAT BELT
DRIVES – TYPES OF FLAT BELT DRIVES –
LENGTH OF BELT, TENSIONS, TIGHT SIDE,
SLACK SIDE, INITIAL AND CENTRIFUGAL –
POWER TRANSMITTED AND CONDITION FOR
MAX. POWER