If number of coils are 8 and wire diameter of spring 3mm, then solid length is given by?

Related MCQs

• If the spring is compressed completely and the adjacent coils touch each other,the the length of spring is called as?
• If uncompressed length of spring is 40mm and number of coils 10mm, then pitch of coil is?
• The spring index is the ratio of wire diameter to mean coil diameter.
• The helical spring ad wire of helical torsion spring, both are subjected to torsional shear stresses.
• Active and inactive, both types of coils support the load although both don’t participate in spring action.
• Compressed length is smaller than the solid length.
• If spring index=2.5, what can be concluded about stresses in the wire?
• The helix angle is very small about 2⁰. The spring is open coiled spring.
• Determine the length of kennedy key required to transmit 1200N-m and allowable shear in the key is 40N/mm². The diameter of shaft and width of key can be taken as 40mm and 10mm respectively.
• If knuckle joint is to fail by crushing failure of pin in fork, then determine the diameter of knuckle pin when 50kN axial tensile force act on rods. Given: Max allowable compressive stress=25N/mm², thickness of each eye of fork=25mm.