1) Figure shows rotary motion of a special merry-go-round with propeller on frame F1 where the centrifugal force due to machine motion tends to be balanced by active centripetal force depending on length of horizontal part of the mounting frame and plurarity of double cone wheels on
SOLUTION: it’s connecting disabled people with able-bodied people in a fun / socialable way/it’s also helping removing inferiority complex in disabled people/ promoting equality among people of different disabilities/ abilities
• it facilitate quick/ instant conversion /animation of signs/ scenes / actions into another form of gestural/ sign
Anti-pinch technology is a safety system that is present in power windows of modern vehicles. The power window is the window that uses an electric motor to operate. As the name anti-pinch suggests, this window prevents the accidental winding up of the power window.
Vessel collisions at sea are threats to life and property. During the 10-year period 2011-2021, the International Maritime Organization (IMO) reports 1,494 incidents were classified as "very serious marine casualties," meaning a total loss of a ship, a death, or severe damage to the environment.
Waves have been over-simplified as sinusoidal in physics since Newton and in mathematics since Euler, but even ripples on water diminish in wavelength gradually but indefinitely. Resonance in an "imperfect oscillator" with changing natural frequency conversely requires successive wave cycles with periods changing at the same rate.
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