CSS - PMS - CCE - PCS - Everyday Science
Mechanics
Simple-machine practice 380: load is 100 N and effort is 40 N. Mechanical advantage is:
A. 2.25
B. 2.5
C. 3.5
D. 2.75
Correct Answer: B
MA = load/effort.
CSS - PMS - CCE - PCS - Everyday Science
Mechanics
Simple-machine practice 379: load is 290 N and effort is 35 N. Mechanical advantage is:
A. 9.12
B. 9.29
C. 8.28571
D. 7.46
Correct Answer: C
MA = load/effort.
CSS - PMS - CCE - PCS - Everyday Science
Mechanics
Simple-machine practice 378: load is 280 N and effort is 30 N. Mechanical advantage is:
A. 8.4
B. 10.33
C. 9.33333
D. 10.26
Correct Answer: C
MA = load/effort.
CSS - PMS - CCE - PCS - Everyday Science
Mechanics
Simple-machine practice 377: load is 270 N and effort is 25 N. Mechanical advantage is:
A. 11.88
B. 10.8
C. 9.72
D. 11.8
Correct Answer: B
MA = load/effort.
CSS - PMS - CCE - PCS - Everyday Science
Mechanics
Simple-machine practice 376: load is 260 N and effort is 20 N. Mechanical advantage is:
A. 14
B. 12
C. 15
D. 13
Correct Answer: D
MA = load/effort.
CSS - PMS - CCE - PCS - Everyday Science
Mechanics
Simple-machine practice 375: load is 250 N and effort is 55 N. Mechanical advantage is:
A. 5.55
B. 4.09
C. 5
D. 4.54545
Correct Answer: D
MA = load/effort.
CSS - PMS - CCE - PCS - Everyday Science
Mechanics
Simple-machine practice 374: load is 240 N and effort is 50 N. Mechanical advantage is:
A. 4.8
B. 4.32
C. 5.8
D. 5.28
Correct Answer: A
MA = load/effort.
CSS - PMS - CCE - PCS - Everyday Science
Mechanics
Simple-machine practice 373: load is 230 N and effort is 45 N. Mechanical advantage is:
A. 5.62
B. 6.11
C. 4.6
D. 5.11111
Correct Answer: D
MA = load/effort.
CSS - PMS - CCE - PCS - Everyday Science
Mechanics
Simple-machine practice 372: load is 220 N and effort is 40 N. Mechanical advantage is:
A. 4.95
B. 5.5
C. 6.5
D. 6.05
Correct Answer: B
MA = load/effort.
CSS - PMS - CCE - PCS - Everyday Science
Mechanics
Simple-machine practice 371: load is 210 N and effort is 35 N. Mechanical advantage is:
A. 8
B. 6
C. 5
D. 7
Correct Answer: B
MA = load/effort.
CSS - PMS - CCE - PCS - Everyday Science
Mechanics
Simple-machine practice 370: load is 200 N and effort is 30 N. Mechanical advantage is:
A. 7.34
B. 6.66667
C. 6
D. 7.67
Correct Answer: B
MA = load/effort.
CSS - PMS - CCE - PCS - Everyday Science
Mechanics
Simple-machine practice 369: load is 190 N and effort is 25 N. Mechanical advantage is:
A. 7.6
B. 8.36
C. 8.6
D. 6.84
Correct Answer: A
MA = load/effort.
CSS - PMS - CCE - PCS - Everyday Science
Mechanics
Simple-machine practice 368: load is 180 N and effort is 20 N. Mechanical advantage is:
A. 10
B. 9
C. 8
D. 11
Correct Answer: B
MA = load/effort.
CSS - PMS - CCE - PCS - Everyday Science
Mechanics
Simple-machine practice 367: load is 170 N and effort is 55 N. Mechanical advantage is:
A. 3.09091
B. 4.09
C. 3.4
D. 2.78
Correct Answer: A
MA = load/effort.
CSS - PMS - CCE - PCS - Everyday Science
Mechanics
Simple-machine practice 366: load is 160 N and effort is 50 N. Mechanical advantage is:
A. 2.88
B. 3.2
C. 4.2
D. 3.52
Correct Answer: B
MA = load/effort.
CSS - PMS - CCE - PCS - Everyday Science
Mechanics
Simple-machine practice 365: load is 150 N and effort is 45 N. Mechanical advantage is:
A. 3
B. 3.66
C. 3.33333
D. 4.33
Correct Answer: C
MA = load/effort.
CSS - PMS - CCE - PCS - Everyday Science
Mechanics
Simple-machine practice 364: load is 140 N and effort is 40 N. Mechanical advantage is:
A. 3.5
B. 4.5
C. 3.15
D. 3.85
Correct Answer: A
MA = load/effort.
CSS - PMS - CCE - PCS - Everyday Science
Mechanics
Simple-machine practice 363: load is 130 N and effort is 35 N. Mechanical advantage is:
A. 3.34
B. 3.71429
C. 4.08
D. 4.71
Correct Answer: B
MA = load/effort.
CSS - PMS - CCE - PCS - Everyday Science
Mechanics
Simple-machine practice 362: load is 120 N and effort is 30 N. Mechanical advantage is:
A. 3
B. 6
C. 4
D. 5
Correct Answer: C
MA = load/effort.
CSS - PMS - CCE - PCS - Everyday Science
Mechanics
Simple-machine practice 361: load is 110 N and effort is 25 N. Mechanical advantage is:
A. 3.96
B. 5.4
C. 4.84
D. 4.4
Correct Answer: D
MA = load/effort.