The Distance Travelled By A Bus In T Sec After The Brakes Are Applied Is 1 2t 2t 2 Metres The Distance Travelled By The Bus Before It Stops Is Equal To
1) 0.5 m 2) 1 m 3) 1.5 m 4) 2.5 m Solution: (3) 1.5m S = 1 + 2t... View Article
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The Distance In Metres Travelled By A Vehicle In Time T In Seconds Is Given By The Equation S 3t 3 2t 2 T 1 The Difference In The Acceleration Between T 2 And T 4 Is
1) 36 m/s2 2) 38 m/s2 3) 45 m/s2 4) 46 m/s2 Solution: (1) 36 m / s2 s =... View Article
If Y 2x 3 2x 2 3x 5 Then For X 2 And Delta X 0 1 Value Of Delta Y Is
1) 2.002 2) 1.9 3) 0 4) 0.9 Solution: (4) 0.9 y = 2x3 – 2x2 + 3x – 5... View Article
The Approximate Value Of 5th Root Of 33 Correct To 4 Decimal Places Is
The approximate value ofcorrect to 4 decimal places is 1) 2.0000 2) 2.1001 3) 2.0125 4) 2.0500 Solution: (3) 2.0125... View Article
A Sphere Increases Its Volume At The Rate Of Pi Cm 3 S The Rate At Which Its Surface Area Increases When The Radius Is 1 Cm Is
1) 2π sq cm/s 2) π sq cm/s 3) 3π/2 sq cm/s 4) π/2 sq cm/s Solution: (1) 2π sq... View Article
The Total Revenue In Rupees Received From The Sale Of X Units Of A Product Is Given By R X 13x 2 26x 15 Then The Marginal Revenue In Rupees When X 15 Is
1) 116 2) 126 3) 136 4) 416 5) 146 Solution: (4) 416 R(x) = 13x2 + 26x + 15... View Article
If Displacement X Of A Moving Particle In A Plane At Time T Is Given By X 2 Cos T Root Of 3 3 Sin T Root Of 3 Then Its Acceleration Is Proportional To
1) 1 / x 2) x 3) x2 4) 1 / x2 Solution: (2) x x = 2 cos (t√3)... View Article
A Spherical Balloon Is Filled With 4500 Pi Cu M Of Helium Gas If A Leak In The Balloon Causes The Gas To Escape At The Rate Of 72 Pi Cu M Min Then The Rate In M Min At Which The Radius Of The Balloon Decreases 49 Min After The Leakage Began Is
1) 9/7 2) 7/9 3) 2/9 4) 9/2 Solution: (3) 2 / 9 Vi = 4500 πcm3 (dVi / dt)... View Article
If There Is An Error Of Plus Or Minus 0 04 Cm In The Measurement Of The Diameter Of A Sphere Then The Approximate Percentage Error In Its Volume When The Radius Is 10 Cm Is
1) ± 1.2 2) ± 0.06 3) ± 0.006 4) ± 0.6 Solution: (4) ± 0.6% Volume = (4 /... View Article
The Radius Of A Cylinder Is Increasing At The Rate Of 5 Cm Min So That Its Volume Is Constant When Its Radius Is 5 Cm And Height Is 3 Cm Then The Rate Of Decreasing Of Its Height Is
1) 6 cm/min 2) 3 cm/min 3) 5 cm/min 4) 2 cm/min Solution: (1) 6 cm/min (dr / dt) =... View Article
A Stone Is Dropped Into A Quiet Lake And Waves Move In Circles At The Speed Of 5 Cm S At That Instant When The Radius Of The Circular Wave Is 8 Cm How Far Is The Enclosed Area Increasing
1) 6π cm2 / s 2) 8π cm2 / s 3) 8/3 cm2 / s 4) 80π cm2 / s... View Article
The Approximate Value Of F 5 Point 001 Where F X X 3 7x 2 Plus 15 Is
1) -34.995 2) -33.995 3) -33.335 4) -35.995 Solution: (1) -34.995 Let x = 5, Δx = 0.001 f (x)... View Article
If There Is An Error Of K Percent In Measuring The Edge Of A Cube Then The Percent Error In Estimating Its Volume Is
1) k 2) 3k 3) k / 3 4) None of these Solution: (2) 3k Volume of the cube =... View Article
Does Force Depend On Acceleration
Yes, force is directly proportional to acceleration. As the acceleration increases, the force increases. When the acceleration decreases the force... View Article
What Factors Affect Acceleration
The acceleration of an object depends on the mass of the object and the amount of the force applied to... View Article
How Do You Find Acceleration Without Time
If the acceleration is constant, it is possible to find acceleration without time if we have the initial and final... View Article
Why Is Acceleration Constant In Free Fall
Free fall is the motion of an object where gravity is the only acting force upon it. The acceleration is... View Article
Is Acceleration Zero At The Highest Point
The acceleration at the highest point in a projectile is zero.
How Does Acceleration Affect Velocity
If acceleration points in the same direction as the velocity, the object will speed up. And if the acceleration points... View Article
Does Gravity Have Constant Acceleration
Yes, gravity has a constant acceleration. The acceleration of gravity on Earth is 9.8 m/s2.
