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{:("ColumnA","ColumnB"),(A. "Periodic mo...

`{:("ColumnA","ColumnB"),(A. "Periodic motion",a."maximum displacement of vibrating particle from its mean position"),(B."Vibrtory motion" ,b."The pistion of a motor car engine at uniform car engine at uniform speed"),(C."Body at rest" ,c."Non- uniform motion"),(D."Amplitude",d.18//5 kmh^(-1)),(E."Variable speed" ,e."OScillating objects undergo change in shape of size"),(F. 1ms^(-1) , f. ("Total displacement")/("Total time")),(G."Average velocity" ,g. "Zero velocity"):}`

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Explore conceptually related problems

{:( "Column A"," ColumnB"),(A."Vibratory motion", a."Distance-time graph is not a straight line"),(B."Rotatory motion",b."speed"xx"time"),(C."seconds travelled",c."musical instruments"),(D."Distance travelled", d."the rate of change of motion in specific direction"),(E."Variable speed",e."Potter'swheel"),(F."Velocity",f.2s):}

{:( "Column A"," ColumnB"),(A."Speed",a."Uniform motion"),(B."Time",b."Non-uniform motion"),(C."Average speed",c."km h"^(-1)),(D."Uniform speed in a straight line",d."second"),("E. Freely falling body","e. Change in time period"),("F. Change in length of a pendulum","f".("Total distance")/("Total time")):}

Knowledge Check

  • {:("Column A" ,"ColumnB"),((A)"A body covers 5 m in every subsequent second",(a)"Lunar month"),((B)"Equal distances in unequal intervals of time",(b)"Non-uniform speed"),((C) "Periodic motion of the moon around the earth",(c)"Years"),((D)"Approprite unit to express the age of a person",(d) "Constant speed"):}

    A
    `A to b, B to c, C to d,D to a `
    B
    `A to d, B to b, C to a, D to c`
    C
    `A to d, B to a, C to b, D to c`
    D
    ` A to a, B to b, C to c, D to d`

  • A simple harmonic oscillator starts from mean position at time, t = 0, moves along +x-direction are reaches the extreme point in 1s covering a distance of 20 cm (a) The equation of its motion is x = 0.2 "cos" (pi)/(2) t (b) Its maximum speed is 0.314 ms^(-1) (c) Its angular frequency is (pi)/(2) rad s^(-1) (d) Its maximum acceleration is (pi^(2))/(100) ms^(-2)

    A
    a, b, c, d are correct
    B
    a, b, c are correct
    C
    b, c, d are correct
    D
    b, c are correct

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    {:("ColumnA","ColumnB"),(A."Curbulinear motion",a."motion that repeats itself irregular intervals of time"),(B. "Rectilnear motion",b."Wings of a ceiling fan"),(C."Rotatory motion",c." A stone dropped from a towar"),(D."Body moving with uniform velocity",d."A stone dropped from a towar"),(E."Length of a pendulum",e."point of supendsion to the mid-point of the bob"),(F." Time period of a simple pendulum",f."Square root of the length of the pendulum"),(G."Non-periodic motion",g. "Zero acceleration"):}

    {:("Column A", "Column B"),(A."cicular motion",a."Vechicle crossing over a fly-over bridge"),(B."Rectilinear motion",b."One to-and-fro-motion"),(C."Curvilinear motion",c."Distance-time graph is a straight line"),(D. (v-u)/a,d.100cm),(E."Constant speed",e."Time (t)"),(F."Oscillation",f."A spinning top"),(G."The length of a seconds pendulum" ("taking" g=10ms^(-2)),g."Coin moving over a carrom board"):}

    The velocity-time graph of a linear motion is shown below. Find the (a) displacement and distance from the origin after 8s . (b) acceleration in the first second. (c) deceleration during the 5^(th) second. (d) maximum speed during the motion.

    The position of a particle moving along x-axis is related to time t as follow: x=2 t^(2)-t^(3) , where x is in meters and t is in seconds. a. What is the maximum positive displacement of the particle along the x axis and at what instant does it attain it? b. Describe the motion of the particle. c. What is the destamce covered in the first three seconds? d. What is its desplacement in the first four seconds ? e. What is the particle s average speed and average veloctry in the first 3 seconds ? f. What particles instantaneous acceleration at the instant of its maximum positiv x displacement? ltbtgt g. What is the average acceleration between the interval t=2 to t=4 s ?.

    A particle moves in a straight line with constant velocity of 5 ms^(-1) for 2 sec. it then moves with a constant acceleration of -2ms^(-2) for 8 sec. draw velocity-time graph for 10 sec of motion and find (a). Final velocity (b). Displacement (c). Total distance.

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