Question

none of these answers are working.... error message tries to explain it? can someone olease help me

CHW#9 Question 10 A turntable turning at rotational speed 45 rpm stops in 45 s when turned off. The turntable's rotational inertia is 1.8 x 102 kg.ma Part A Determine the magnitude of the resistive torque that slows the turntable Express your answer with the appropriate units. Mastering Physics: HW#9 - Google Chroge - session masteringphysics.com/myct/item View?mode- ? I'HHAO 1.88(10-) nm ANSWER 3 T = 18.8510nm The value should be entered as a single number or in scientific notation No credit lost. Try again The value should be entered as a single number or in scientific notation Submit Previous Answers Request Answer ANSWER 4 Provide Feedback T= 1.88 (10-) nm

Answer 1

Magnitude of resistive torque is, Irla ΙΔω (1.8x10²kg.mº)(45 rpm) 455 = 1.88x10-N.m 21.9x10 N.m (2 significant figures) NOTE: The unit in you answer seems like nanometer. Please try changing it to N-m.