Question

In: Physics

“If each box of a dumb waiter weighs 10 pounds, and one pound on either box...

“If each box of a dumb waiter weighs 10 pounds, and one pound on either box is necessary to overcome friction, what weight is in a box descending 8 feet per second 4 seconds after starting down?  What is the momentum of the descending box?”

Solutions

Expert Solution

The figure was missing.i attached the figure here..please upload the full question next time so that we can help you better.

Please upvote.. thanks


Related Solutions

10)Oxford Co. has a materials standard of 2.1 pounds per unit of output. Each pound has a standard price of $14 per pound.
  10)Oxford Co. has a materials standard of 2.1 pounds per unit of output. Each pound has a standard price of $14 per pound. During February, Oxford Co. paid $57,300 for 4,810 pounds, which were used to produce 2,400 units. What is the direct materials quantity variance? A) $3,220 favorable B)$8,780 favorable C)$9,540 unfavorable D)$1,080 unfavorable 23) Avocado Company has an operating income of $123,900 on revenues of $1,066,000. Average invested assets are $590,000, and Avocado Company has an 13% cost...
Assume one pound of raw wheat produces 0.85 pounds of retail flour. If 135 billion pounds...
Assume one pound of raw wheat produces 0.85 pounds of retail flour. If 135 billion pounds of wheat is produced and made into flour, what is the retail-equivalent of wheat production?
a) In a collection of 900 coins, one is counterfeit and weighs either more or less...
a) In a collection of 900 coins, one is counterfeit and weighs either more or less than the genuine coins. Find a good lower bound on the number of balance scale weighings needed to identify the fake coin and determine whether it is too heavy or too light. Assume the balance scale has three states: tilted left, tilted right, or balanced. b)In a collection of 10 coins, 2 coins are counterfeit and weigh less than the genuine coins. Find a...
A machine that is programmed to package 2.35 pounds of cereal in each cereal box is...
A machine that is programmed to package 2.35 pounds of cereal in each cereal box is being tested for its accuracy. In a sample of 34 cereal boxes, the mean and the standard deviation are calculated as 2.38 pounds and 0.19 pound, respectively. (You may find it useful to reference the appropriate table: z table or t table) a. Select the null and the alternative hypotheses to determine if the machine is working improperly, that is, it is either underfilling...
A machine that is programmed to package 1.20 pounds of cereal in each cereal box is...
A machine that is programmed to package 1.20 pounds of cereal in each cereal box is being tested for its accuracy. In a sample of 42 cereal boxes, the mean and the standard deviation are calculated as 1.26 pounds and 0.15 pound, respectively. (You may find it useful to reference the appropriate table: z table or t table) a. Select the null and the alternative hypotheses to determine if the machine is working improperly, that is, it is either underfilling...
10. A manufacturer produces 25-pound lifting weights. The lowest actual weight is 24 pounds, and the...
10. A manufacturer produces 25-pound lifting weights. The lowest actual weight is 24 pounds, and the highest is 26 pounds. Each weight is equally likely so the distribution of weights is uniform. A sample of 100 weights is taken. a. Find the probability that the mean actual weight for the 100 weights is greater than 24.8. (Round your answer to four decimal places. b. Find the 95th percentile for the mean weight for the 100 weights. (Round your answer to...
Mandy is a 10-year-old female with cystic fibrosis who weighs 62 pounds and is 51 inches...
Mandy is a 10-year-old female with cystic fibrosis who weighs 62 pounds and is 51 inches tall and is considered low active. 1-Calculate Mandy’s estimated energy requirement given her DRI and medical condition using the following information (5 points) EER for Girls 9 through 18 Years EER = 135.3 – (30.8 ´ age [y]) + PA ´ (10.0 ´ weight [kg] + 934 ´ height [m]) + 25 kcal PA = 1.00 if PAL is estimated to be ≥ 1.0...
Mandy is a 10-year-old female with cystic fibrosis who weighs 62 pounds and is 51 inches...
Mandy is a 10-year-old female with cystic fibrosis who weighs 62 pounds and is 51 inches tall and is considered low active. 1-Calculate Mandy’s estimated energy requirement given her DRI and medical condition using the following information (5 points) EER for Girls 9 through 18 Years EER = 135.3 – (30.8 ´ age [y]) + PA ´ (10.0 ´ weight [kg] + 934 ´ height [m]) + 25 kcal PA = 1.00 if PAL is estimated to be ≥ 1.0...
Nash Company includes one coupon in each box of soap powder that it packs, and 10...
Nash Company includes one coupon in each box of soap powder that it packs, and 10 coupons are redeemable for a premium (a kitchen utensil). In 2020, Nash Company purchased 8,000 premiums at 75 cents each and sold 105,000 boxes of soap powder at $3.20 per box; 41,000 coupons were presented for redemption in 2020. It is estimated that 60% of the coupons will eventually be presented for redemption. Prepare all the entries that would be made relative to sales...
In Lima one worker can produce either 20 bushels of corn of 5 pounds of tomatoes...
In Lima one worker can produce either 20 bushels of corn of 5 pounds of tomatoes in one day. In Puma one worker can produce either 53 bushels of corn or 7 pounds of tomatoes in one day. The country that specializes in tomato production is willing to sell one pound of tomatoes for at least how many bushels of corn? Round to two decimal places.
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT