The distance travelled by a moving vehicle during perception and brake reaction times, is known as (A) Sight distance (B) Stopping distance (C) Lag distance (D) None of these

The distance travelled by a moving vehicle during perception and brake reaction times, is known
as
(A) Sight distance
(B) Stopping distance
(C) Lag distance
(D) None of these
by

1 Answer

Answer :

Answer: Option C
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Related questions

The absolute minimum sight distance required for stopping a vehicle moving with a speed of 80 kmph, is (A) 120 m (B) 200 m (C) 640 m (D) None of these

Description : The absolute minimum sight distance required for stopping a vehicle moving with a speed of 80 kmph, is (A) 120 m (B) 200 m (C) 640 m (D) None of these

Last Answer : Answer: Option A

The ability of a driver to stop the vehicle moving with the designed speed, depends upon: (A) Perception time (B) Brake reaction time (C) Efficiency of the brakes (D) All the above

Description : The ability of a driver to stop the vehicle moving with the designed speed, depends upon: (A) Perception time (B) Brake reaction time (C) Efficiency of the brakes (D) All the above

Last Answer : Answer: Option D

Stopping distance of vehicles : When brakes are applied to a moving vehicle, the distance it travels before stopping is called stopping distance. It is an important factor for road safety and depends on the initial velocity ( v 0 ) and the braking capacity, or deceleration, ?a that is caused by the braking. A car travelling at speed 72km/hr suddenly applies the brake with the deceleration of 5m/s2. Find the stopping distance of the car -Science

Description : Stopping distance of vehicles : When brakes are applied to a moving vehicle, the distance it travels before stopping is called stopping distance. It is an important factor for road safety and depends on ... the brake with the deceleration of 5m/s2. Find the stopping distance of the car -Science

Last Answer : Here u=72 km/hr = 72×10003600m/s=2072×10003600m/s=20 m/s , v=0 a= -5 m/s2 Now using the relation v2=u2+2asv2=u2+2as 0=(20)2+2×(−5)×s0=(20)2+2×(−5)×s s=40ms=40m

Non-passing sight distance along a road is the longest distance at which the driver of a moving vehicle, may see an obstacle on the pavement (A) 10 cm high (B) 25 cm high (C) 50 cm high (D) 100 cm high

Description : Non-passing sight distance along a road is the longest distance at which the driver of a moving vehicle, may see an obstacle on the pavement (A) 10 cm high (B) 25 cm high (C) 50 cm high (D) 100 cm high

Last Answer : Answer: Option A

The distance travelled by revolving the wheel of a vehicle more than its circumferential movement, is known as (A) Slip (B) Skid (C) Neither (a) nor (b) (D) Both (a) and (b)

Description : The distance travelled by revolving the wheel of a vehicle more than its circumferential movement, is known as (A) Slip (B) Skid (C) Neither (a) nor (b) (D) Both (a) and (b)

Last Answer : Answer: Option B

If L is the length of vehicles in metres, C is the clear distance between two consecutive vehicles (stopping sight distance), V is the speed of vehicles in km/hour, the maximum number N of vehicles/hour, is (A) N = 1000 V / (L + C) (B) N = (L + C) / 1000 V (C) N = 1000 L / (C + V) (D) N = 1000 C / (L + V)

Description : If L is the length of vehicles in metres, C is the clear distance between two consecutive vehicles (stopping sight distance), V is the speed of vehicles in km/hour, the maximum number N of vehicles/hour, is (A) N = 1000 V / (L + C ... ) / 1000 V (C) N = 1000 L / (C + V) (D) N = 1000 C / (L + V)

Last Answer : Answer: Option A

The safe stopping sight distance D, may be computed from the equation (A) D = 0.278 Vt + V²/254f (B) D = 0.254 Vt + V²/278f (C) D = 0.254 Vt + V²/225f (D) D = 0.225 Vt + V²/254f

Description : The safe stopping sight distance D, may be computed from the equation (A) D = 0.278 Vt + V²/254f (B) D = 0.254 Vt + V²/278f (C) D = 0.254 Vt + V²/225f (D) D = 0.225 Vt + V²/254f

Last Answer : Answer: Option A

For night travel, the length of a valley curve should be such that the head light beam distance is the same as (A) Stopping sight distance (B) Overtaking sight distance (C) Sum of (a) and (b) (D) Difference of (a) and (b)

Description : For night travel, the length of a valley curve should be such that the head light beam distance is the same as (A) Stopping sight distance (B) Overtaking sight distance (C) Sum of (a) and (b) (D) Difference of (a) and (b)

Last Answer : Answer: Option A

For a vehicle moving with a speed of 80 km per hour, the brake reaction time, in ordinary cases, is (A) 1 sec (B) 1.5 sec (C) 2.0 sec(D) 2.5 sec

Description : For a vehicle moving with a speed of 80 km per hour, the brake reaction time, in ordinary cases, is (A) 1 sec (B) 1.5 sec (C) 2.0 sec (D) 2.5 sec

Last Answer : Answer: Option D

If V is the velocity in kmph, t the stopping distance S of the vehicle, is (A) 0.28V²t + V/0.01 (B) 0.28Vt + V²/0.1 (C) 0.28Vt + 0.01 (D) 0.28Vt + 0.01 V²/

Description : If V is the velocity in kmph, t the stopping distance S of the vehicle, is (A) 0.28V²t + V/0.01 (B) 0.28Vt + V²/0.1 (C) 0.28Vt + 0.01 (D) 0.28Vt + 0.01 V²/

Last Answer : Answer: Option C

Define i) Stopping Sight distance ii) Overtaking sight distance

Description : Define i) Stopping Sight distance ii) Overtaking sight distance

Last Answer : i) Stopping Sight Distance: SSD may be defined as the length of highway required to bring a vehicle to stop at various design speeds when the eye of the driver is 1200mm above the ... a vehicle intending to overtake the slow vehicle ahead safely against the traffic in the opposite direction. 

Minimum stopping distance for moving vehicles on road with a design speed of 80 km/hour, is (A) 80 m (B) 100 m (C) 120 m (D) 150 m

Description : Minimum stopping distance for moving vehicles on road with a design speed of 80 km/hour, is (A) 80 m (B) 100 m (C) 120 m (D) 150 m

Last Answer : Answer: Option C

If the velocity of moving vehicles on a road is 24 km/per hour, stopping distance is 19 metres and average length of vehicles is 6 metres, the basic capacity of lane, is (A) 500 vehicles per hour (B) 700 vehicles per hour (C) 1000 vehicles per hour (D) 1250 vehicles per hour

Description : If the velocity of moving vehicles on a road is 24 km/per hour, stopping distance is 19 metres and average length of vehicles is 6 metres, the basic capacity of lane, is (A) 500 vehicles per hour (B) 700 vehicles per hour (C) 1000 vehicles per hour (D) 1250 vehicles per hour

Last Answer : Answer: Option C

Design of horizontal and vertical alignments, super-elevation, sight distance and grades, is worst affected by (A) Width of the vehicle (B) Length of the vehicle (C) Height of the vehicle (D) Speed of the vehicle

Description : Design of horizontal and vertical alignments, super-elevation, sight distance and grades, is worst affected by (A) Width of the vehicle (B) Length of the vehicle (C) Height of the vehicle (D) Speed of the vehicle

Last Answer : Answer: Option D

Obtain a relation for the distance travelled by an object moving with a uniform acceleration in the interval between 4th and 5th seconds -Physics 9th

Description : Obtain a relation for the distance travelled by an object moving with a uniform acceleration in the interval between 4th and 5th seconds -Physics 9th

Last Answer : Uniform acceleration in the interval between 4th and 5th seconds = = (5u + 1/2 * a * 5^2) - (4u + 1/2 * a * 4^2) = 5u + 1/2 *a * 25 - 4u + 1/2 * a * 16 = u + 1/2 * a * (25-16) = u + 1/2 * a * 9 = u + 9/2 * a If it starts from rest then the displacement will be 9/2a. hope this helps!

Which vehicle requires a longer stopping distance?

Description : Which vehicle requires a longer stopping distance?

Last Answer : Trains require a long stopping distance.

What happens to the stopping distance when the vehicle speed increases?

Description : What happens to the stopping distance when the vehicle speed increases?

Last Answer : The distance needed to stop also increases.

The purpose of 'R6' in the winch circuit shown in the illustration is to _______________. EL-0102 A. maintain dry conditions within the winch brake box B. keep the series field current at a low value during 'fourth and fifth point lowering' C. act as the armature dynamic braking load to assist the winch in stopping D. limit the armature current during lowering operation with heavy loads

Description : The purpose of 'R6' in the winch circuit shown in the illustration is to _______________. EL-0102 A. maintain dry conditions within the winch brake box B. keep the series field current at ... to assist the winch in stopping D. limit the armature current during lowering operation with heavy loads

Last Answer : Answer: C

A sample rate of ________is required for a good quality representation of telephone conversation. (A) 4500 times per second. (B) 700 integer sample points per minute. (C) 50 times per second per mile of distance travelled. (D) 8000 times per second.

Description : A sample rate of ________is required for a good quality representation of telephone conversation. (A) 4500 times per second. (B) 700 integer sample points per minute. (C) 50 times per second per mile of distance travelled. (D) 8000 times per second.

Last Answer : (C) 50 times per second per mile of distance travelled.

Rubesh generally takes 80 minutes to reach home from office. Due to rain, he travelled at 2/3rd of his usual speed for the 1st half of the distance. At what speed should rubesh travel the remaining distance to reach home on time? a) 1.5 times the original speed b) 2 times the original speed c) 2.5 times the original speed d) 3 times the original speed e) Cannot reach on time

Description : Rubesh generally takes 80 minutes to reach home from office. Due to rain, he travelled at 2/3rd of his usual speed for the 1st half of the distance. At what speed should rubesh travel the remaining distance ... c) 2.5 times the original speed d) 3 times the original speed e) Cannot reach on time

Last Answer : Under the normal speed, 40 minutes for half the distance Due to rain, time taken will be 40 / (2/3) = 40 × (3/2) = 60 minutes So, in 20 minutes he has to cover the distance he usually covers in 40 minutes. So, he has to travel at twice the original speed. Answer: b)

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Last Answer : . Requires less pedal force to stop the vehicle

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Description : What is a type of drug that causes distortion of the drivers perception sight and hearing?

Last Answer : Hallucinogen

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Description : What is the type of drug that causes distortion of the drivers perception sight hearing and time?

Last Answer : Hallucinogen

If N is deviation angle, the length L, of a parabolic vertical curve for safe stopping distance S, is(A) NS²/4.4 if L > S(B) 2S - 4.4/N if L < S(C) 2S - 4.4/N if L > S(D) Both (a) and (b)

Description : If N is deviation angle, the length L, of a parabolic vertical curve for safe stopping distance S, is (A) NS²/4.4 if L > S (B) 2S - 4.4/N if L < S (C) 2S - 4.4/N if L > S (D) Both (a) and (b)

Last Answer : Answer: Option D

If C is basic capacity per lane, V is velocity in km/hour, S is stopping distance plus length of the vehicles in metres, the formula C = 1000V/S is applicable to (A) District roads (B) Two lane roads (C) Two lane roads in one direction (D) None of these

Description : If C is basic capacity per lane, V is velocity in km/hour, S is stopping distance plus length of the vehicles in metres, the formula C = 1000V/S is applicable to (A) District roads (B) Two lane roads (C) Two lane roads in one direction (D) None of these

Last Answer : Answer: Option C

If you are found guilty of not stopping to help when the vehicle you were driving was involved in a crash causing death or person injury?

Description : If you are found guilty of not stopping to help when the vehicle you were driving was involved in a crash causing death or person injury?

Last Answer : Many states consider this a felony if you leave a scene of an accident where someone was injured or killed and this could leave to jail time.

If you are found guilty of not stopping to help when the vehicle you were driving was involved in a crash causing death or person injury?

Description : If you are found guilty of not stopping to help when the vehicle you were driving was involved in a crash causing death or person injury?

Last Answer : Many states consider this a felony if you leave a scene of an accident where someone was injured or killed and this could leave to jail time.

What effect does only distance travelled have on light?

Description : What effect does only distance travelled have on light?

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Description : Numerical Questions and answers on Motion for Class 9 physics a. What is the distance travelled by the SUV is first 2 seconds? b. What is the braking force at the end of 5 seconds to bring the SUV to a stop within one seconds? -Science

Last Answer : a. The distance travelled by the SUV is first 2 seconds = Area of ΔABEΔABE =12 AE BE=12 AE BE =12 2 15=15m=12 2 15=15m b. Acceleration will be given by the slope of the line CD a=0−156−5= ... =−15m/s2 Now mass of the SUV =1000 Kg Braking Force will be F=ma=1000 −15=−15000NF=ma=1000 −15=−15000N

A train accelerates from 36 km/h to 54 km/h in 10 sec. (i) Acceleration (ii) The distance travelled by car. -Science

Description : A train accelerates from 36 km/h to 54 km/h in 10 sec. (i) Acceleration (ii) The distance travelled by car. -Science

Last Answer : a. Acceleration is given by a=ΔvΔta=ΔvΔt Δv=54−36=18km/hr=18×10003600m/s=5m/sΔv=54−36=18km/hr=18×10003600m/s=5m/s So a=.5 m/s2 b. Distance is given by S=ut+12at2S=ut+12at2 Now u=36 km/hr =10m/s s=10×10+12×.5×102s=10×10+12×.5×102 So s=125m

The work done by a body on application of a constant force is the product of the constant force and distance travelled by the body in the direction of force. Express this in the form of a linear equation in two variables and draw its graph by taking the constant force as 3 units. -Maths 9th

Description : The work done by a body on application of a constant force is the product of the constant force and distance travelled by the body in the direction of force. Express this in the form of a linear equation in two variables and draw its graph by taking the constant force as 3 units. -Maths 9th

Last Answer : Solution :-

What is the difference between displacement and distance travelled?

Description : What is the difference between displacement and distance travelled?

Last Answer : What is the difference between displacement and distance travelled?

Which of the following are scalars or vectors? Displacements, distance travelled, velocity, speed, force, work done, energy

Description : Which of the following are scalars or vectors? Displacements, distance travelled, velocity, speed, force, work done, energy

Last Answer : Which of the following are scalars or vectors? Displacements, distance travelled, velocity, speed, force, work done, energy

What is the distance travelled by an object over a certain period of time?

Description : What is the distance travelled by an object over a certain period of time?

Last Answer : There are two pieces of data that need to be recorded. The distance and the time it takes to complete the known distance, gives you the speed. For an example, your car travels at a steady 60 miles, in one hour you would expect to have travelled 60 miles.

The distance travelled per turn of α-helix in nm is (A) 0.34 (B) 0.44 (C) 0.54 (D) 0.64

Description : The distance travelled per turn of α-helix in nm is (A) 0.34 (B) 0.44 (C) 0.54 (D) 0.64

Last Answer : Answer : C

A car travelled south-west for 200 miles depicts A. distance B. speed C. velocity D. displacement

Description : A car travelled south-west for 200 miles depicts A. distance B. speed C. velocity D. displacement

Last Answer : displacement

Distance travelled by a body in time ‘t’ is A. instantaneous speed B. average velocity C. average acceleration D. instantaneous acceleration

Description : Distance travelled by a body in time ‘t’ is A. instantaneous speed B. average velocity C. average acceleration D. instantaneous acceleration

Last Answer : average velocity

A train travelling at 20 m s-1 accelerates at 0.5 m s-2 for 30 s, the distance travelled by train is A. 825 m B. 700 m C. 650 m D. 600 m

Description : A train travelling at 20 m s-1 accelerates at 0.5 m s-2 for 30 s, the distance travelled by train is A. 825 m B. 700 m C. 650 m D. 600 m

Last Answer : 825 m

Horizontal distance travelled by a ball if it's thrown with initial velocity of 20 m s-1 at an angle of 30° is A. 24 m B. 56 m C. 35.3 m D. 36.3 m

Description : Horizontal distance travelled by a ball if it's thrown with initial velocity of 20 m s-1 at an angle of 30° is A. 24 m B. 56 m C. 35.3 m D. 36.3 m

Last Answer : 35.3 m

The speed of a car increases by 2 kms after every one hour. If the distance travelled in the first one hour was 35 kms, what was the total distance traveled in 12 hours? A.456 kms B.482 kms C.552 kms D.556 kms E.None of these

Description : The speed of a car increases by 2 kms after every one hour. If the distance travelled in the first one hour was 35 kms, what was the total distance traveled in 12 hours? A.456 kms B.482 kms C.552 kms D.556 kms E.None of these

Last Answer : Answer – C (552 kms) Explanation – Total distance travelled in 12 hours = (35 + 37 + 39 + …… upto 12 terms) This is an A.P. with first term, a = 35, number of terms, n = 12, common difference, d =2. Required distance =12/2 (2 x 35 + (12 – 1) x 2) = 6(70 + 22) = 552 kms

A train starts from Delhi and reaches Lucknow in 24.5 hours. If it travels the first half of journey at 30 kmph and second half at 40 kmph then what is the total distance it travelled? 1) 750 km 2) 800 km 3) 840 km 4) 900 km 5) 920 km

Description : A train starts from Delhi and reaches Lucknow in 24.5 hours. If it travels the first half of journey at 30 kmph and second half at 40 kmph then what is the total distance it travelled? 1) 750 km 2) 800 km 3) 840 km 4) 900 km 5) 920 km

Last Answer : 3) 840 km

Anil after travelling 6 km towards East from his house realized that he has travelled in a wrong direction, lie turned and travelled 12 km towards West, turned right and travelled 8 km to reach his office. The straight distance of the office from his house is: (A) 20 km (B) 14 km (C) 12 km (D) 10 km

Description : Anil after travelling 6 km towards East from his house realized that he has travelled in a wrong direction, lie turned and travelled 12 km towards West, turned right and travelled 8 km to reach his office. The straight distance of the office from his house is: (A) 20 km (B) 14 km (C) 12 km (D) 10 km

Last Answer : Answer: D

In certain city the Taxi charges comprise of a fixed charge and the charge of the distance travelled. A person paid Rs.156 for a journey of 16 km and another person paid Rs.204 for the journey of 24 km. The amount paid by a passenger who has travelled 30 km is (A) 236 (B) 240 (C) 248 (D) 256

Description : In certain city the Taxi charges comprise of a fixed charge and the charge of the distance travelled. A person paid Rs.156 for a journey of 16 km and another person paid Rs.204 for the journey of 24 km. The amount paid by a passenger who has travelled 30 km is (A) 236 (B) 240 (C) 248 (D) 256

Last Answer : Answer: B

2 bus start from A & B respectively and travel towards each other at a speed of 150 km/hr and 120 km/hr respectively. By the time they meet, the first bus has travelled by 300km more than the second. The distance between A & B is a) 2700 b) 2800 c) 2750 d) 2457

Description : 2 bus start from A & B respectively and travel towards each other at a speed of 150 km/hr and 120 km/hr respectively. By the time they meet, the first bus has travelled by 300km more than the second. The distance between A & B is a) 2700 b) 2800 c) 2750 d) 2457

Last Answer : A At the time of meeting, Let the distance travelled by the second bus be xkm Then distance covered by the 1st bus is (x+300)km x/120= (x+300) /150 150x = 120(x+300) 150x = 120x +36000 30x = ... X=36000/30 X=1200 So the distance covered between A & B =(x+x+300) =(1200+1200+300) =2700km.

Mr.Aneesh left for city 1 from city 2 at 3.00 pm. He travelled at the speed of 60km/hr for 1 and half hours. After that the speed was reduced to 15 km/hr. If the distance between two cities is 120 kms, at what time did Mr.Aneesh reach city 1 ? a) 6.30 pm. b) 5.30 pm. c) 7.30 pm. d) 8.30 pm.

Description : Mr.Aneesh left for city 1 from city 2 at 3.00 pm. He travelled at the speed of 60km/hr for 1 and half hours. After that the speed was reduced to 15 km/hr. If the distance between two cities is 120 kms, at what time did Mr.Aneesh reach city 1 ? a) 6.30 pm. b) 5.30 pm. c) 7.30 pm. d) 8.30 pm.

Last Answer : A Mr.Aneesh travelled 60 km/hr for 1 1/2 hours (3/2 hours). Distance covered in 3/2 hours = 60 x 3/2 = 90 km. Therefore, remaining distance = 120 -90 = 30 km After 3/2 hours, the speed was ... village 2 at 3.00 pm + 3 hours 30 minutes = 6.30pm Hence the required answer is 6.30 pm.

The speed of a van increases by 5 kmph after every one hour. If the distance travelled in the first one hour was 55 km, what was the total distance travelled in 8 hours? a) 580km b) 116km c) 147km d) 240km

Description : The speed of a van increases by 5 kmph after every one hour. If the distance travelled in the first one hour was 55 km, what was the total distance travelled in 8 hours? a) 580km b) 116km c) 147km d) 240km

Last Answer :  A Distance travelled in 1ST hour =55 km Speed of the van increases by 5 kmph after every one hour. Hence, distance travelled in 2nd hour =60 km distance travelled in 3rd hour =65 km and so on Total distance travelled =(55+60+……..+(8 terms)) =8/2(2*55+(8-1)5) =4(110+35) =580km

The difference of level between a point below the plane of sight and one above, is the sum of two staff readings and an error would be produced equal to (A) The distance between the zero of gradient and the foot of the staff (B) Twice the distance between the zero of graduation and the foot of the staff (C) Thrice the distance between the zero of graduation and the foot of the staff (D) None of the above

Description : The difference of level between a point below the plane of sight and one above, is the sum of two staff readings and an error would be produced equal to (A) The distance between the zero of ... Thrice the distance between the zero of graduation and the foot of the staff (D) None of the above

Last Answer : (B) Twice the distance between the zero of graduation and the foot of the staff

If N is deviation angle the length L of a parabolic vertical curve for overtaking sight distance S, is (A) NS²/9.6 if L > S (B) NS²/9.6 if L < S (C) 2S - 9.6/N if L < S (D) Both (A) and (C)

Description : If N is deviation angle the length L of a parabolic vertical curve for overtaking sight distance S, is (A) NS²/9.6 if L > S (B) NS²/9.6 if L < S (C) 2S - 9.6/N if L < S (D) Both (A) and (C)

Last Answer : Answer: Option D

If N is the algebraic difference of grades, S is the minimum sight distance in metres, the length (L) of a summit curve is (A) NS/4 (B) NS²/4 (C) N²S/4(D) (NS)²/4

Description : If N is the algebraic difference of grades, S is the minimum sight distance in metres, the length (L) of a summit curve is (A) NS/4 (B) NS²/4 (C) N²S/4 (D) (NS)²/4

Last Answer : Answer: Option B