CSS - PMS - CCE - PCS - Everyday Science
Mechanics
Simple-machine practice 400: load is 100 N and effort is 20 N. Mechanical advantage is:
A. 7
B. 4
C. 5
D. 6
Correct Answer: C
MA = load/effort.
CSS - PMS - CCE - PCS - Everyday Science
Mechanics
Simple-machine practice 399: load is 290 N and effort is 55 N. Mechanical advantage is:
A. 5.27273
B. 5.8
C. 6.27
D. 4.74
Correct Answer: A
MA = load/effort.
CSS - PMS - CCE - PCS - Everyday Science
Mechanics
Simple-machine practice 398: load is 280 N and effort is 50 N. Mechanical advantage is:
A. 5.6
B. 6.16
C. 6.6
D. 5.04
Correct Answer: A
MA = load/effort.
CSS - PMS - CCE - PCS - Everyday Science
Mechanics
Simple-machine practice 397: load is 270 N and effort is 45 N. Mechanical advantage is:
A. 7
B. 8
C. 5
D. 6
Correct Answer: D
MA = load/effort.
CSS - PMS - CCE - PCS - Everyday Science
Mechanics
Simple-machine practice 396: load is 260 N and effort is 40 N. Mechanical advantage is:
A. 7.15
B. 7.5
C. 6.5
D. 5.85
Correct Answer: C
MA = load/effort.
CSS - PMS - CCE - PCS - Everyday Science
Mechanics
Simple-machine practice 395: load is 250 N and effort is 35 N. Mechanical advantage is:
A. 7.14286
B. 7.85
C. 6.43
D. 8.14
Correct Answer: A
MA = load/effort.
CSS - PMS - CCE - PCS - Everyday Science
Mechanics
Simple-machine practice 394: load is 240 N and effort is 30 N. Mechanical advantage is:
A. 9
B. 10
C. 8
D. 7
Correct Answer: C
MA = load/effort.
CSS - PMS - CCE - PCS - Everyday Science
Mechanics
Simple-machine practice 393: load is 230 N and effort is 25 N. Mechanical advantage is:
A. 10.12
B. 9.2
C. 10.2
D. 8.28
Correct Answer: B
MA = load/effort.
CSS - PMS - CCE - PCS - Everyday Science
Mechanics
Simple-machine practice 392: load is 220 N and effort is 20 N. Mechanical advantage is:
A. 13
B. 12
C. 10
D. 11
Correct Answer: D
MA = load/effort.
CSS - PMS - CCE - PCS - Everyday Science
Mechanics
Simple-machine practice 391: load is 210 N and effort is 55 N. Mechanical advantage is:
A. 3.81818
B. 4.2
C. 3.44
D. 4.82
Correct Answer: A
MA = load/effort.
CSS - PMS - CCE - PCS - Everyday Science
Mechanics
Simple-machine practice 390: load is 200 N and effort is 50 N. Mechanical advantage is:
A. 6
B. 5
C. 3
D. 4
Correct Answer: D
MA = load/effort.
CSS - PMS - CCE - PCS - Everyday Science
Mechanics
Simple-machine practice 389: load is 190 N and effort is 45 N. Mechanical advantage is:
A. 5.22
B. 4.64
C. 4.22222
D. 3.8
Correct Answer: C
MA = load/effort.
CSS - PMS - CCE - PCS - Everyday Science
Mechanics
Simple-machine practice 388: load is 180 N and effort is 40 N. Mechanical advantage is:
A. 4.05
B. 5.5
C. 4.95
D. 4.5
Correct Answer: D
MA = load/effort.
CSS - PMS - CCE - PCS - Everyday Science
Mechanics
Simple-machine practice 387: load is 170 N and effort is 35 N. Mechanical advantage is:
A. 5.35
B. 5.86
C. 4.37
D. 4.85714
Correct Answer: D
MA = load/effort.
CSS - PMS - CCE - PCS - Everyday Science
Mechanics
Simple-machine practice 386: load is 160 N and effort is 30 N. Mechanical advantage is:
A. 5.33333
B. 4.8
C. 5.86
D. 6.33
Correct Answer: A
MA = load/effort.
CSS - PMS - CCE - PCS - Everyday Science
Mechanics
Simple-machine practice 385: load is 150 N and effort is 25 N. Mechanical advantage is:
A. 7
B. 6
C. 8
D. 5
Correct Answer: B
MA = load/effort.
CSS - PMS - CCE - PCS - Everyday Science
Mechanics
Simple-machine practice 384: load is 140 N and effort is 20 N. Mechanical advantage is:
A. 7
B. 9
C. 8
D. 6
Correct Answer: A
MA = load/effort.
CSS - PMS - CCE - PCS - Everyday Science
Mechanics
Simple-machine practice 383: load is 130 N and effort is 55 N. Mechanical advantage is:
A. 2.36364
B. 3.36
C. 2.6
D. 2.12
Correct Answer: A
MA = load/effort.
CSS - PMS - CCE - PCS - Everyday Science
Mechanics
Simple-machine practice 382: load is 120 N and effort is 50 N. Mechanical advantage is:
A. 2.4
B. 2.64
C. 3.4
D. 2.16
Correct Answer: A
MA = load/effort.
CSS - PMS - CCE - PCS - Everyday Science
Mechanics
Simple-machine practice 381: load is 110 N and effort is 45 N. Mechanical advantage is:
A. 2.2
B. 2.68
C. 2.44444
D. 3.44
Correct Answer: C
MA = load/effort.