How many times longer than the mean life of anextremely unstable atomic nucleus is the lifetime of a human?(Hint: The lifetime of an unstable atomic nucleus is on theorder of 10−22 s .)

Q: one meter is 100 cm. Does it therefore follow that one cubic meter is 100 cubic centimeters? explain…

A: As we know, 1 meter is equivalent to 100 cm, So one cubic meter is equivalent to, 1 m3=100 cm3=106…

Q: Police use the formula: V20L to estimate the speed of a car, v, in miles per hour, based on the…

A: Given: The Length of skid mark L = 158 ft. The velocity formula is given as, v=20L

Q: About how much (in percent) does an error of 1% in x and y affect x3y2?

A: Percentage error = x3y2

Q: If a safe distance is expressed as one car length per 22 km/h of speed traveled, how many car…

A: Given that safe distance is one car length per 22 km/h.

Q: What makes the equation F=ma so versatile?

A: The equation F = ma explains Newton's second law of motion. Which states, " For an object with…

Q: How many heartbeats are there in a lifetime?

A: Consider that the average lifetime of the human is 75 years.

Q: at6 kt10 Consider the equation s = 2 6v where S is a length, vis a velocity and tis time. a) If the…

A: Dimensional analysis method is used to determine the dimensions of the unknown physical quantity in…

Q: You measure a certain flow rate to be Q=12.9±1.6cm3/min. What would be the uncertainty in the…

A: The given value of flow rate is, For a logarithmic value (base 10), the absolute uncertainty can be…

Q: Using a single dimensional equation, estimate the number of steps it would take you, walking at your…

A:

Q: How many times longer than the mean life of an extremely unstable atomic nucleus is the lifetime of…

A: Given that, the life time of unstable atomic nucleus is in the order of 10 s. (In actual case, it is…

Q: what will be the length.

A: Given data:     The mass of copper wire is: m = 3.56 g = 3.56×10-3 kg The resistance of a copper…

Q: If A = -15i + 25j + 13k and B = -3j + 7k , find the resultant when A is subtracted from B? * 12i…

A: Given value--- A = -15i + 25j + 13k B = -3j + 7k . We have to find--- B -A ?

Q: THE GREAT WALL OF CHINA IS APPROXIMATELY 21,196 KM LONG. IF A WALKING ROBOT WOULD WALK ACROSS IT AT…

A: time = distance/speed

Q: The kinetic energy varies directly as the square of the momentum (?) and inversely as the mass (?).…

A:

Q: A two-legged robot is programmed so that upon switching it on, it will do a repetitive pair of…

A:

Q: A two-legged robot is programmed so that upon switching it on, it will do a repetitive pair of…

A:

Q: A typical person has an average heart rate of 69.0 beats/min. Calculate the given questions. How…

A: Average heart rate =69 beats/min Number of min. in a day =60 X 24 Therefore number of beats each…

Q: To calculate the in the derived SI units of multiply kilograms by meters and divide by seconds…

A: We need to fill in the blanks according to the definition provided.

Q: v=1.000mphv=1.000mph in SI units?

A: Given information: V = 1.000 mph = 1.000 miles/hr General info: 1 mile = 1609.3 meters 1 hour = 60…

Q: With the ability to measure the motion of land masses, continental drift has become an established…

A: Introduction: Provided system is of continental drift. In this system, continents are going farther…

Q: A two-legged robot is programmed so that upon switching it on, it will do a repetitive pair of…

A: Given: Let the length of each step be l. Total pair of steps is n=1000 Distance covered by robot is…

Q: The unit forr enegy ave kam*/sWhat nits must be have in the following 2auation,assuming E Stands fo-…

A:

Q: A two-legged robot is programmed so that upon switching it on, it will do a repetitive pair of…

A: The figure shows the free body diagram of the pair of steps.

Q: a carpenter has a block of wood 2.4 meters long he cuts off 1.8  . how long is it now

A: Given , Total length , L = 2.4 m  Cut length = 1.8 m

Q: To convert from square foot (ft2) to square yard (yd-), you should O multiply by 1/3 O multiply by…

A: " Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: How many years will it take to occupy the computer's hard drive that can store data of 82 gigabytes…

A: Solution: Given the amount of data = 82 gigabytes = 82x109 bytes. Also given, 1 byte = 1 character.…

Q: 4. 2500 m? to ft 5. 64 Ib/cm to kg/m? 6. 5000 milliseconds to seconds

A:

Q: A generation is about one-third of a lifetime. Approximately how many generations have passed since…

A: Generation is about one third of life time. Average lifetime is generally about 72 years.

Q: A lecture period (50.0 min) is close to 1.00 microcentury. (a) How long is a microcentury? (b) Usin…

A: (a)we know that,minutes in 1 century=52.6×106 minutesminutes in 1 micro century= 52.6 minutes

Q: When a measuring scale is used properly to the limit of preci- sion, the last significant digit…

A: When the measuring scale is used to the limit of precision then the last significant digit is…

Q: The following formula estimates an average person’s lung capacity V (in liters, where (1L=103cm3)…

A: In the equation :V = 4.1H +0.018A +2.7All the terms must have same all dimension to be accordingly…

Q: Calculate the number of cells in a hummingbirdassuming the mass of an average cell is ten times the…

A: The mass of a hummingbird is 10-2 kg, while the mass of a cell is 10-15 kg. The number of cells in…

Q: Assume your hair grows at a rate of 1/44th of an inch per day. How fast is that in nm/s (nanometers…

A: Relation between units of length: 1 inch =2.54×107 nm units of time: 1 day=24×3600 s Grow rate of…

Q: A certain tree is observed to grow 20cm per year. What will be the tree's height in meters after…

A: Rate of growth of tree = 20cm per year = 0.2m per year Height after time t years = Rate of…

Q: of 13v ted peo minute.?

A: Given data :           Time  =  t           Resistance  =  R              Voltage  =  V         To…

Q: How many nanoseconds does it take light to travel 1.00 ft in vacuum? (This result is a useful…

A: Given data:  Distance traveled (d) = 1.00 ft = 0.3048 m

Q: A cell membrane is 4.81 nm thick. How thick is it in inches?

A: The given dimension is    Now, from unit conversions, we know that

Q: Wally wanted to find the volume of a cube. He measured the length of the cube as 4 in. Later, the…

A: Given data:  Length of cube (L) = 4 in Actual length (L') = 4.1 in Required: The relative error in…

Q: The height h in feet of an object that is dropped from a height of a feet is given by the formula h=…

A: Height of one story = 12 feet so Total height of the bottle from ground = 12*5 story = 60 feet and…

Q: Knowing that one gallon = 231 in, and 1in = 2.54. The volume of 20 gallons of water equals

A: It is given that, Also, Thus,

Q: Energy has dimensins mass times distance^2 divided time^2. In these expressions, m is mass, x is…

A: The dimension of a physical quantity is represented by using four base quantities. Base quantities…

Q: Prove 1.) Assume that the population of a certain city increases at a rate proportional to the…

A: 1.

Q: Use dimensional analysis to determine which of the following equation is certainly wrong: mv v=…

A:

Q: A light-year is a unit of distance corresponding to the distance light can travel in a vacuum in 1…

A: a) 1 light year = distance travelled by light in one year. 1 L y = speed of light × 1 year  1 Ly = (…

Q: Lacking modern timepieces, early experimenters sometimesmeasured time intervals with their pulse.…

A: Pulse rates vary for many reasons (e.g. such as activities and excitement etc.) and also differ from…

Q: Name three handy units for measuring length ranging from extremely short to very long. What is their…

A: Name three handy units for measuring length ranging from extremely short to very long. What is their…

Half Life

The concept of Half Life has numerous practical applications some of them includes figuring out the effective drug dosage to finding out when a radioactive becomes safe to use. If you look for a career in Nuclear Physics you will need this concept.