Aseagull flies in the air floats on the water and dives under the water to catch fish. russell tracks the location of the seagulls in relation to sea level in the table throughout the day. when is the seagull under the water to catch a fish?

Afour cylinder four-stroke in-line engine has a stroke of 160mm, connecting rod length of 150mm, a reciprocating mass of 3kg and its firing order is 1-3-4-2. the spacing between cylinders is 100mm. i. show that the engine is in balance with regard to the primary inertia forces and primary 3. a and secondary inertia couples. li determine the out of balance secondary inertia force ii. propose ways of balancing this out of balance force and discuss the challenges that will arise

Which from the following instrument is commonly used to detect the high pitch butzing sound in bearings? [clo4] a)-digital ultrasonic meter b)-infrared camera c)-spectroscopic d)-vibrometer

The sum of the normal stresses does not change as the stress state rotates through an angle. a)-trune b)- false